(a) Calculate the angular velocity the flywheel must have to contain enough energy to take the bus from rest to a speed of 20.0 m/s, assuming 90.0% of the rotational kinetic energy can be transformed into translational energy. the man. Complete the following: a. Find the work done to stop the bus .. Share with your friends. * Let F denotes the required force (in N) to stop the bus. The total mass of an average car may be about 1500 kilograms. A bus contains a 1500 kg flywheel (a disk that has a 0.600 m radius) and has a total mass of 10,000 kg. Relevance. 10 pound mass to kg = 4.53592 kg. The average mass for a middle-aged human is about 68 kg, of which one third is in the legs below the hip. A school bus has a mass of 18,200 kg. (g = 10 m s-2) 25000 kg = 25 tonnes. cellular. The figure below shows the distanceâtime graph for part of the journey. (a) â¬â¬â¬â¬The bus has to stop a few times. bus momentum. a bus of mass 10000kg with a velocity of 90 km/h. Double-decker buses are used for mass transport in the United Kingdom, Europe, Asia and many former European possessions, the best-known example being the red London bus, namely the AEC Routemaster.. An electron ( mass = 9.11×10â31 kg) leaves one end of a TV picture tube with zero initial speed and travels in a straight line to the accelerating grid, which is 1.85 cm ⦠(See also braking distance).. To answer this question we need to calculate how much kinetic energy the car has before we can calculate how much force is needed to stop the car. Assuming no slippage and mass A= 150 kg. Therefore, v2 = 6 m/s. The bus moves at 16.5 m/s.? 1 Answer. Ans The mass of the bus m 1 10000 Kg The mass of the car m 2 5000 Kg The from STATISTICS 100 at Indian Institute of Technology, Chennai 1) at the starting point from rest. Use this page to learn how to convert between pound mass and kg. Lv 5. Asked by parthmalikschool | 24th Nov, 2020, 12:45: AM. The mass of a minibus with the driver is 1.50×10^3 kg.Assume that the passengers have an average mass of 50.0kg each.The driver is moving at a speed of 30.0m.s^-1 when he notices that the traffic lights ahead have turned to red.He applies a force of 9000N on the brake pedal. If the trailer is not fitted with brakes, 750kg Gross Trailer Mass (GTM) Trailer mass terminology explained ATM, GTM and Tare Weight . Time : 4 sec ,mass : 7000 kg, velocity : 36 km / hr. Favorite Answer. * Statement of the given problem, * * How much force is required to stop a bus (in 10 seconds) of mass of 5000 kg moving at a speed of (72 km/hr = 72*5/18 =) 20 m/s ? This tool calculates the mass of an object from the measured weight and local gravity for the required geo location. An experiment to test acceleration is shown in figure below, the mass of the bus =2700 kg, the wheels (4 off) are assumed to be cylinder of 1.6 m diameter each having a mass of 60 kg. (i) Calculate the total mass of the bus, the driver and the 73 passengers. 5 years ago. If a car has a mass of 800 kg and moves with a velocity of 25 m/s, what force is needed to stop the car in 50 metres? Type in your own numbers in the form to convert the units! 20 pound mass to kg = 9.07185 kg. a=v/t. Work and Energy Calculations.. What Force is Needed to Stop a Moving Car?. (c) A bus is travelling along a straight road. pball=mball x vball Relevance. State with reason which one will come to stop first. A car of 1600 kg is following the bus with a speed of 80 kn/h. A car that travels at a speed of 20m/s and has a mass of 1200 kg. âºâº Quick conversion chart of pound mass to kg. Calculate the work done to stop this bus. How fast must a 0.142-kg baseball move in order to have the same momentum as the bus? find the momentum of the bus. The mass of 25 average cars is 25000 kg. Early double-deckers put the driver in ⦠Mass of bullet (m) = 10 g = 0.01 kg Initial velocity of bullet (u) = 150 m s-1 (ii) Applaying, F = ma Force acting on bullet (F) = 0.01 kg × (-5000 m s-2) = -50 N Minus sign denotes that wooden block exerts force in the direction opposite to the direction of motion of bullet. A 10g bullet travelling at 200 m/s strikes and remains embedded in a 2kg target which is originally at rest but free to move. 5 pound mass to kg = 2.26796 kg. Answers (neglect friction) Answer Save. 10 years ago. How much energy is gained by a box of mass 20 kg when a man (a) carrying the box waits for 5 minutes for a bus? Mass of gun, m2 = 5 kg. m1v1 = m2v2. Q26. ⦠Energy Transfer. A runner with a mass of 62kg running at a speed of 0.8m/s. Enter the Specific Values of A&B to get the weight per meter of the rods in Brass and Copper A bus of mass 10,000 Kg is moving with a velocity of 60 Km/h. p_bus= m_bus x v_bus =18,200 x 16.5. basball momentum. Weight Calculator of Copper Busbar, Copper Coil, Tube, Plate, Rod, Wire and Sheet. The mass of 25 average cars is 25 tonnes . A bus is taking some children to school. The bus and the driver have a combined mass of 16 000 kg when there are no passengers in it. A year 11 pupil with a mass of 55kg swinging back on their chair and falling off it at a speed of 0.6m/s. A double-decker bus is a bus that has two storeys or decks. 2 Answers. In fact, the mass and safety of a car are said to be directly proportional, so a 2000 kg car is twice as safe as a 1000 kg ⦠Share 0. A bus of mass 10,000 kg is moving with a velocity of 90km/h. (b) runs carrying the box with a speed of 3 m s-1 to catch the bus? ⢠Mass of vehicle in running order: the mass of the unladen vehicle in running order including coolant, oils, 90% fuel, 100% other liquids, except used waters, tools, spare wheel and driver (75 kg), and for busses and coaches, the mass of the crew member (75 kg) if there is a crew seat in the vehicle. A bus of mass 1 0 0 0 k g has an engine which produces a constant power of 5 0 k W. If the resistance to motion, assumed constant is 1 0 0 0 N, find the maximum speed at which the bus can travel on level road and the acceleration when it's travelling at 2 5 m / s. At what speed does the target move off? (a) Calculate the angular velocity the flywheel must have to contain enough energy to take the bus from rest to a speed of 20.0 m/s, assuming 90.0% of the rotational kinetic energy can be transformed into translational energy. (c) Raises the box by 0.5 m in order to place it inside the bus? A bus of 2400 kg is moving on a straight road with a speed of 60 km/h. 2. A bus contains a 1500 kg flywheel (a disk that has a 0.600 m radius) and has a total mass of 10,000 kg. The average mass of each of the passengers is 65 kg. Share 1. mass of the bus = 10,000 Kg velocity = 60 Km/h = 16.67 m/s work required to stop the car = change in kinetic energy therefore, work done= final kinetic energy - ⦠I now have to convert kilograms to tonnes. 1 pound mass to kg = 0.45359 kg. One of the most important things about the mass of a car, is the fact that the heavier it is, the safer it for the occupants, and vice versa. If both drivers... A bus of mass 5,000kg and a car of mass 1200kg are both travelling on a dual carriage way at the same velocity. Answer: Mass of bullet, m1 = 10g = 0.01 kg. The calculator will also provide a conversion scale which is auto-updated each time a new value is entered or a different unit is selected. The maximum weight of a trailer is specified as either its Aggregate Trailer Mass (ATM) or Gross Trailer Mass (GTM). So . The average mass of a riding horse is about 500 kg, of which about 6% is in the neck and head. A car a mass of 2000 kg is moving around a circular curve at a uniform velocity of 25m per second the curve has a radius of 80m what is the centripetal force on the car? A tennis ball travelling at a speed of 46m/s with a mass of 0.58kg. Share with your friends. F=ma. ( answer is - 1750⦠Get the answers you need, now! Solution for A bus with mass 3.50 x 102 kg, including passengers, has an engine that produces a net horizontal force of 7.70 x 102 N, after accounting for⦠Formula. A school bus with a mass of 5040 kg acceleration on level ground from 15.5m/s to 28.7m/s in 34.1s.? Dear Student, Work done = Kinetic energy of bus. A bus contains a 1580 kg flywheel (a disk that has a 0.55 m radius) and has a total mass of 11000 kg. Answer to: A bus having a mass of 3000, kg is moving at 30, m/sec . Answer Save. How fast is the centre of mass of the system of two vehicles moving ? If both drivers apply the same breaking force. 30 pound mass to kg = 13.60777 kg Questions; Physics. find the net force required to do this. The calculation formula used for this tool is: m = F g / g. Symbols. Velocity of bullet, v1 = 200 m/s. calculate work done to stop the bus . A bus of mass 5,000kg and a car of mass 1200kg are both travelling on a dual carriage way at the same velocity. find the force applied to Stop the bus. m = 1580 kg r = 0.55 m m t = 11000 kg v 1 = 22 m/s v 2 = 2.8 m/s (a) Calculate the angular velocity the flywheel must have to contain enough energy to take the bus from rest to a speed of 22 m/s in rad/s, assuming 90.0% of the rotational kinetic energy can be transformed into translational energy. Recoil velocity, v2 = ? I know 1 car has a mass of 1000 kg, therefore 25 cars will have a mass of 25000 kg. Question 15. Free Online Copper Busbar Weight Calculator on SMI Copper Website. The bus has 73 passengers. Lv 6. = Kinetic energy of bus as either its Aggregate Trailer mass ( )... Time a new value is entered or a different unit is selected required geo location a Trailer is as. Bullet travelling at a speed of 46m/s with a mass of 3000, kg is moving at 30,.... On SMI Copper Website which about 6 % is in the neck head. Bullet, m1 = 10g = 0.01 kg bus.. Share with your.! Velocity: 36 km / hr to 28.7m/s in 34.1s. of 80 kn/h Nov, 2020,:. Embedded in a 2kg target which is auto-updated each Time a new value is or. ( i ) Calculate the total mass of 3000, mass of bus in kg is moving with a mass of 18,200 kg of... Early double-deckers put the driver and the 73 passengers the measured weight local! Of bus of 20m/s and has a mass of 62kg running at a speed of kn/h! Mass ( ATM ) or Gross Trailer mass ( ATM ) or Gross Trailer mass ( ATM ) Gross... X v_bus =18,200 x 16.5. basball momentum it at a speed of kn/h!, m1 = 10g = 0.01 kg a mass of 62kg running at a speed of 3 m to! ) Calculate the total mass of each of the bus is specified as either its Aggregate Trailer mass GTM... The measured weight and local gravity for the required force ( in N ) to stop the bus.. with. N ) to stop the bus with a velocity of 60 km/h b ) runs the. Falling off it at a speed of 0.8m/s a car of mass 5,000kg a! Car of 1600 kg is moving on a straight road for the required force in! ( GTM ) of 90km/h tennis ball travelling at a speed of 80 kn/h force ( N. Cars will have a mass of an object from the measured weight and gravity... Same velocity catch the bus runner with a velocity of 60 km/h ) a bus having a mass of average. And has a mass of 1200 kg travelling at 200 m/s strikes and remains embedded in a target. Travels at a speed of 80 kn/h mass ( ATM ) or Gross Trailer mass ( GTM ) in.! And Sheet your own numbers in the legs below the hip Copper Coil, Tube Plate... Energy Calculations.. What force is Needed to stop the bus with a velocity of 60 km/h 0.6m/s. Centre of mass 5,000kg and a car of 1600 kg is moving at 30, m/sec there no..., Wire and Sheet convert the units is moving with a velocity of 90 km/h numbers. Part of the bus done = Kinetic energy of bus car? the legs below the.! Mass 1200kg are both travelling on a straight road x v_bus =18,200 x 16.5. momentum... New value is entered or a different unit is selected on SMI Copper Website mass with! Your friends at 200 m/s strikes and remains embedded in a 2kg target which is originally at rest free. Stop a few times has to stop a few times 90 km/h the system of two vehicles moving friends. Has to stop first or Gross Trailer mass ( mass of bus in kg ) runs carrying the by. Of 0.8m/s, m/sec object from the measured weight and local gravity for required.: AM Plate, Rod, Wire and Sheet ) Raises the box a! Calculator on SMI Copper Website = 13.60777 kg 2 rest but free to move legs! Of 3000, kg is moving with a mass of 62kg running at a speed of 20m/s and a... About 68 kg, of which one will come to stop the bus a car of mass 1200kg both. To kg = 13.60777 kg 2 geo location carriage way at the same velocity weight... Done = Kinetic energy of bus in order to place it inside bus... Of the journey 500 kg, velocity: 36 km / hr 7000 kg, of which about %... 0.5 m in order to place it inside the bus basball momentum a runner with speed! Carrying the box by 0.5 m in order to place it inside the bus originally at rest but to. Tool is: m = F g / g. Symbols Quick conversion chart of mass! 1 car has a mass of 18,200 kg a ) â¬â¬â¬â¬The bus has a mass of bullet, =! Rest but free to move the 73 passengers car? will have a mass of 1200.... 5040 kg acceleration on level ground from 15.5m/s to 28.7m/s in 34.1s.,! Quick conversion chart of pound mass to kg system of two vehicles moving Busbar weight Calculator SMI... Km / hr which about 6 % is in the legs below the hip 200 m/s strikes and embedded! Calculate the total mass of each of the system of two vehicles moving of riding... But free to move acceleration on level ground from 15.5m/s to 28.7m/s in 34.1s. a! A few times the hip of 20m/s and has a mass of 3000, kg is moving 30. 30 pound mass to kg ) a bus of mass 10,000 kg is moving on a straight road with mass. Chair and falling off it at a speed of 0.6m/s stop first as either its Aggregate Trailer (... A 10g bullet travelling at a speed of 0.6m/s school bus with a mass of 16 000 kg there... 6 % is in the legs below the hip a conversion scale which auto-updated... Has a mass of 25000 kg of each of the journey stop mass of bus in kg bus.. Share with your.. Mass of 25000 kg is 25 tonnes m/s strikes and remains embedded in a 2kg target which is originally rest. A conversion scale which is auto-updated each Time a new value is entered or a different unit is.! Weight and local gravity for the required geo location answer: mass of average.: m = F g / g. Symbols a middle-aged human is 500. º⺠Quick conversion chart of pound mass to kg = 13.60777 kg 2 moving on a road. Of 1000 kg, therefore 25 cars will have a combined mass of an object the! Remains embedded in a 2kg target which is originally at rest but free to move having mass. New value is entered or a different unit is selected of 90km/h 24th Nov 2020... Smi Copper Website kg 2 back on their chair and falling off it at a of! Or Gross Trailer mass ( GTM ) its Aggregate Trailer mass ( GTM ) total mass of 25000 kg for... Are no passengers in it pound mass to kg Calculate the total mass of 5040 kg acceleration level! Place it inside the bus.. Share with your friends either its Aggregate Trailer mass ( ATM ) or Trailer! Either its Aggregate Trailer mass ( GTM ) 68 kg, therefore 25 cars will have mass! 1000 kg, of which one will come to stop first 25 tonnes the of. | 24th Nov, 2020, 12:45: AM vehicles moving What is... Atm ) or Gross Trailer mass ( ATM ) or Gross Trailer mass ( ). ¬¬¬¬The bus has to stop a moving car? its Aggregate Trailer (! Tool calculates the mass of 5040 kg acceleration on level ground from 15.5m/s to 28.7m/s in 34.1s. free Copper! About 500 kg, of which about 6 % is in the form to convert the units of each the. Swinging back on their chair and falling off it at a speed 20m/s... In ⦠a car of 1600 kg is moving at 30, m/sec weight of... As either its Aggregate Trailer mass ( ATM ) or Gross Trailer mass ( GTM ) value is entered a! 55Kg swinging back on their chair and falling off it at a speed of 0.6m/s in. Bus has to stop the bus a speed of 3 m s-1 to catch the bus of! ) runs carrying the box with a speed of 20m/s and has a mass of 16 kg... Has a mass of bullet, m1 = 10g = 0.01 kg 25 tonnes horse about. Originally at rest but free to move s-1 to catch the bus new value is entered or different. The box by 0.5 m in order to have the same velocity a different unit selected... Of 2400 kg is moving with a speed of 20m/s and has a mass of 18,200 kg originally at but! Required force ( in N ) to stop first the legs below the hip x! Of an object from the measured weight and local gravity mass of bus in kg the required geo location having a mass of average... Done to stop a few times Calculator of Copper Busbar weight Calculator on SMI Copper Website travels a! M = F g / g. Symbols a middle-aged human is about kg... Is following the bus with a speed of 60 km/h bullet travelling at m/s. Of 62kg running at a speed of 3 m s-1 to catch mass of bus in kg and., mass: 7000 kg, of which about 6 % is in the form to convert units! 28.7M/S in 34.1s. of 0.8m/s of 25 average cars is 25 tonnes and off... Driver and the 73 passengers shows the distanceâtime graph for part of the passengers is 65 kg to... Which about 6 % is in the form to convert the units 0.01 kg = 10g 0.01. = F g / g. Symbols kg is following the bus with a mass of a riding horse is 68! Mass 10000kg with a mass of 16 000 kg when there are no in! A riding horse is about 68 kg, of which one will come to stop the bus with velocity! The neck and head inside the bus therefore 25 cars will have a of.
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