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A 10 kg cart is moving at a velocity of 5m/s hits a tricycle of mass 20kg moving at a velocity of 2m/s. If these objects get stuck to each other when they collide, what is their final velocity? What is this type of collision known as? Please show your work.
Two masses, 10kg and 20 kg hang from a pulley (Atwoods) with moment of inertia, I = 0.4 kg-m2, and radius,r=0.2 m. What is the linear acceleration of the mass system
A skier traveling 11.0 m/s reaches the foot of a steady upward 18.0° incline and glides 13.2 m up along this slope before coming to rest. What was the average coefficient of friction?
If a woman needs an amplification of 1.5 x 104 times the threshold intensity to enable her to hear at all frequencies, find what is her overall hearing loss in dB
A spring-loaded pellet gun is designed to fire 2.40 g projectiles horizontally at a speed of47.8 m/s. What maximum force is required to load the gun
Two blocks of weights 77.0 and 114.0 N are connected by as massless string and slide down an inclined plane making an angle of 45.0 deg, find the magnitude of the heavier block's acceleration
How much heat does an engine with an efficiency of 26.0% absorb in order to deliver 2.00 kJ of work, How much heat is exhausted by the engine
Scientists in a laboratory produce a sound wave in a simulated environment (air) with a velocity of 479 m/s. What is the temperature (in Kelvin) of the environment
mary beth uses a torque feeler that consists of a meter stick held at the 0 cm end with a weight danglig from various positions along the stick. how much more torque is exerted when it is hung from the 75 cm mark
A 0.50 kg object on a 40 cm long string swings in a circle, on horizontal table, fritionless table. what is Tangential velocity of the block
An 6.60-cm-diameter, 300 sphere is released from rest at the top of a 1.70-m-long, 20.0 incline. It rolls, without slipping, to the bottom. What fraction of its kinetic energy is rotational
A copper wire has a 25-m ohm resistance at 20 C. When the wire is carrying a current, heat produced by the current causes the temperature of the wire to increase by 27 C. What is the change in the wire's resistance
You are designing an elevator for a hospital. The force exerted on a passenger by the floor of the elevator is not to exceed 1.51 times the passenger's weight. What is the maximum speed of the elevator
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