What is the change in the gravitational potential energy of the system of blocks and Earth when the 3.7-kg block has dropped 0.48 m ?

Related Questions

• which is a consequence of the third law of thermodynamics
• The energy stored in a parallel-plate capacitor is proportional to the voltage across the plates. True or False?
• Describe what happens when a muscle contracts.
• The runner had an initial vertical velocity of -0.7 m/s and an initial horizontal velocity of 3.6 m/s. If the forces were applied over a period of 0.2 seconds, what are the runner's final vertical and horizontal velocities?
• an object with a mass of 3kg has a momentum of 75 kg m/s what is its velosity
• A rock is dropped from a cliff that is 45 m high. How long does it take to hit the ground?​
• A galvanometer has full scale deflection current of 500 micro-Ampere, and resistance of 100 Ohm. Shunt with what resistance has to be combined with the galvanometer in order to transform it to an ammeter able to measure current of 10 Ampere full scale?
• A capacitor with capacitance C = 6.00 μF is fully charged by a 50.0 V battery. After being disconnected from the battery, the capacitor discharges through a resistor with resistance R = 185 Ω. What is the charge q on the capacitor when the current in the resistor is 0.180 A?
• It takes a minimum distance of 57.46 m to stop a car moving at 13.0 m/s by applying the brakes (without locking the wheels). Assume that the same frictional forces apply and find the minimum stopping distance when the car is moving at 29.0 m/s.
• How much current flows through a 12-ohm flashlight bulb operating at 3.0 volts?