What is the power rating of an LED light bulb if 0.50 A flow through it when connected to an 18 V battery?

According to newton's second law, when the same force is applied to two objects of different masses, a the object with greater mass will experience a great acceleration, and the object with less mass will experience an even greater acceleration, b. the object with greater mass will experience a smaller acceleration, and the object with less mass will experience a greater acceleration, c. the object with greater mass will experience a greater acceleration, and the object with less mass will experience a smaller acceleration, d. the object with greater mass will experience a small acceleration, and the object with less mass will experience an even smaller acceleration.

Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?

What is the angular momentum of the bar about the axle?