A model airplane is flying North with a velocity of 15 m/s. A strong wind is blowing South at 12 m/s.

Abookcase has a mass of 38 kg and the coefficient of friction between it and the floor is 0.82 what is the maximum force of friction between the bookcase and the floor a 372n b 305n c 412n d 449n

Consider an air-filled charged capacitor. how can its capacitance be increased?

Suppose you hit your hand against the edge of table. using newton’s third law of motion why does my hand hurt? explain