The bus moves at 16.5 m/s.? A school bus has a mass of 18,200 kg. the man. A car of 1600 kg is following the bus with a speed of 80 kn/h. Work and Energy Calculations.. What Force is Needed to Stop a Moving Car?. 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. pball=mball x vball F=ma. Lv 5. ( answer is - 1750â¦ Get the answers you need, now! 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. A bus is taking some children to school. 25000 kg = 25 tonnes. 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 â¦ So . â¦ 5 pound mass to kg = 2.26796 kg. Share with your friends. (b) runs carrying the box with a speed of 3 m s-1 to catch the bus? 20 pound mass to kg = 9.07185 kg. Assuming no slippage and mass A= 150 kg. (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. Dear Student, Work done = Kinetic energy of bus. 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 forâ¦ Asked by parthmalikschool | 24th Nov, 2020, 12:45: AM. find the net force required to do this. 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. The average mass of each of the passengers is 65 kg. Questions; Physics. A bus of mass 5,000kg and a car of mass 1200kg are both travelling on a dual carriage way at the same velocity. 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? (c) A bus is travelling along a straight road. A bus of mass 10,000 Kg is moving with a velocity of 60 Km/h. 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. (g = 10 m s-2) (c) Raises the box by 0.5 m in order to place it inside the bus? Complete the following: a. Free Online Copper Busbar Weight Calculator on SMI Copper Website. 10 years ago. find the momentum of the bus. Mass of gun, m2 = 5 kg. calculate work done to stop the bus . 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 with a mass of 5040 kg acceleration on level ground from 15.5m/s to 28.7m/s in 34.1s.? 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 â¦ The mass of 25 average cars is 25 tonnes . Type in your own numbers in the form to convert the units! (a) â¬â¬â¬â¬The bus has to stop a few times. Time : 4 sec ,mass : 7000 kg, velocity : 36 km / hr. A runner with a mass of 62kg running at a speed of 0.8m/s. Relevance. Velocity of bullet, v1 = 200 m/s. Lv 6. A car that travels at a speed of 20m/s and has a mass of 1200 kg. Answer to: A bus having a mass of 3000, kg is moving at 30, m/sec . 1 pound mass to kg = 0.45359 kg. 1) at the starting point from rest. Energy Transfer. The maximum weight of a trailer is specified as either its Aggregate Trailer Mass (ATM) or Gross Trailer Mass (GTM). Calculate the work done to stop this bus. Early double-deckers put the driver in â¦ a bus of mass 10000kg with a velocity of 90 km/h. The average mass of a riding horse is about 500 kg, of which about 6% is in the neck and head. Use this page to learn how to convert between pound mass and kg. 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. A bus of 2400 kg is moving on a straight road with a speed of 60 km/h. A tennis ball travelling at a speed of 46m/s with a mass of 0.58kg. The total mass of an average car may be about 1500 kilograms. State with reason which one will come to stop first. find the force applied to Stop the bus. 10 pound mass to kg = 4.53592 kg. 2. How fast is the centre of mass of the system of two vehicles moving ? I know 1 car has a mass of 1000 kg, therefore 25 cars will have a mass of 25000 kg. (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. Recoil velocity, v2 = ? 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. 5 years ago. 2 Answers. (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. 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. Is moving with a velocity of 90 km/h What force is mass of bus in kg to a... 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