The average mass of each of the passengers is 65 kg. Assuming no slippage and mass A= 150 kg. 10 years ago. Velocity of bullet, v1 = 200 m/s. How fast is the centre of mass of the system of two vehicles moving ? find the momentum of the bus. 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. The average mass for a middle-aged human is about 68 kg, of which one third is in the legs below the hip. 1 Answer. Formula. 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¦ âºâº Quick conversion chart of pound mass to kg. the man. State with reason which one will come to stop first. The mass of 25 average cars is 25000 kg. The bus moves at 16.5 m/s.? * Let F denotes the required force (in N) to stop the bus. Use this page to learn how to convert between pound mass and kg. Share 0. A bus of 2400 kg is moving on a straight road with a speed of 60 km/h. calculate work done to stop the bus . A bus is taking some children to school. If both drivers apply the same breaking force. Enter the Specific Values of A&B to get the weight per meter of the rods in Brass and Copper The mass of 25 average cars is 25 tonnes . A bus contains a 1580 kg flywheel (a disk that has a 0.55 m radius) and has a total mass of 11000 kg. 1 pound mass to kg = 0.45359 kg. 2. If the trailer is not fitted with brakes, 750kg Gross Trailer Mass (GTM) Trailer mass terminology explained ATM, GTM and Tare Weight . (c) Raises the box by 0.5 m in order to place it inside the bus? find the net force required to do this. Time : 4 sec ,mass : 7000 kg, velocity : 36 km / hr. A tennis ball travelling at a speed of 46m/s with a mass of 0.58kg. bus momentum. Free Online Copper Busbar Weight Calculator on SMI Copper Website. Answer Save. The total mass of an average car may be about 1500 kilograms. A school bus with a mass of 5040 kg acceleration on level ground from 15.5m/s to 28.7m/s in 34.1s.? p_bus= m_bus x v_bus =18,200 x 16.5. basball momentum. 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 ? The calculation formula used for this tool is: m = F g / g. Symbols. 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. 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. ( answer is - 1750â¦ Get the answers you need, now! (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. Questions; Physics. Relevance. â¢ 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. Dear Student, Work done = Kinetic energy of bus. 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? At what speed does the target move off? The bus and the driver have a combined mass of 16 000 kg when there are no passengers in it. 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. Complete the following: a. Recoil velocity, v2 = ? cellular. 2 Answers. (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. Find the work done to stop the bus .. Share with your friends. The figure below shows the distanceâtime graph for part of the journey. The bus has 73 passengers. This tool calculates the mass of an object from the measured weight and local gravity for the required geo location. (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. A car that travels at a speed of 20m/s and has a mass of 1200 kg. A bus of mass 10,000 kg is moving with a velocity of 90km/h. 30 pound mass to kg = 13.60777 kg Q26. 10 pound mass to kg = 4.53592 kg. (c) A bus is travelling along a straight road. (neglect friction) Answer Save. (i) Calculate the total mass of the bus, the driver and the 73 passengers. Work and Energy Calculations.. What Force is Needed to Stop a Moving Car?. Answers 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 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 - â¦ (g = 10 m s-2) a bus of mass 10000kg with a velocity of 90 km/h. Early double-deckers put the driver in â¦ Therefore, v2 = 6 m/s. 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. 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. find the force applied to Stop the bus. A bus of mass 10,000 Kg is moving with a velocity of 60 Km/h. 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. Lv 6. 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. 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. Mass of gun, m2 = 5 kg. 1) at the starting point from rest. 5 years ago. pball=mball x vball A bus of mass 5,000kg and a car of mass 1200kg are both travelling on a dual carriage way at the same velocity. Share with your friends. A runner with a mass of 62kg running at a speed of 0.8m/s. 5 pound mass to kg = 2.26796 kg. A school bus has a mass of 18,200 kg. (a) â¬â¬â¬â¬The bus has to stop a few times. I now have to convert kilograms to tonnes. A car of 1600 kg is following the bus with a speed of 80 kn/h. 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¦ Relevance. (b) runs carrying the box with a speed of 3 m s-1 to catch the bus? The maximum weight of a trailer is specified as either its Aggregate Trailer Mass (ATM) or Gross Trailer Mass (GTM). 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¦ F=ma. 20 pound mass to kg = 9.07185 kg. Energy Transfer. 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. A double-decker bus is a bus that has two storeys or decks. Asked by parthmalikschool | 24th Nov, 2020, 12:45: AM. Calculate the work done to stop this bus. 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. So . Lv 5. Answer to: A bus having a mass of 3000, kg is moving at 30, m/sec . Weight Calculator of Copper Busbar, Copper Coil, Tube, Plate, Rod, Wire and Sheet. Type in your own numbers in the form to convert the units! 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? 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? How fast must a 0.142-kg baseball move in order to have the same momentum as the bus? The average mass of a riding horse is about 500 kg, of which about 6% is in the neck and head. 25000 kg = 25 tonnes. 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