A car with a mass of 1308 kg slows down from 58 km/h to 24km/hr. Calculate the change in its kinetic energy in kJ
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A: Given data: Mass (m) = 1000.01 kg Kinetic Energy (KE) = 6.201×105 J Required: Speed of the car (v)
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- A 1000 kg car changes its velocity from 10 m/s to 24 m/s in 8 s. Calculate the work and power of the engine.The energy needed to increase the speed of a certain car from 22 m/s to 44 m/s is 240 kJ. At what speed is the car is kinetic energy equal to 240 kJ? ks Classes A4 A 2 kg object moves with a velocity of 4 m/s for a time of 10 seconds. How much KE does the object possess? 1 Ex = -_-mv² 2 E = kinetic energy of object m = mass of object v= speed of object 16 w 16 J 8 J 8 W ch F2 #3 3 F3 $ 4 Y F4 II F5 % 5 F6 A 6 DELL F7 & 7 8 F8 * CO F9 prt sc 9 F10
- Grace ran 18.084 km in 1.000 h, a world record time. If her kinetic energy was 694 J, what was her mass?A car with a mass of 1.86 x 10^3 kg increases its speed from 63.0 km/h to 90.0 km/h. What is thechange in kinetic energy?A bird is flying at 3 m/s and its mass m=0.8 kg. Determine its Kinetic Energy. Include units
- A ball has a mass of 6 kg. Suppose it travels at 0.24 m/s. Find the kinetic energy possessed by it.How fast is a 1200kg car travelling if it has 480kJ of kinetic energy? If the energy doubles how fast is the car now travelling?A 70 kg car is travelling at 17 m/s.Find the work and momentum needed to bring the car to a speed of 31 m/s.If this takes 35 seconds, what force is necessary to bring the car to this new speed?