How does the force of attraction change? A) The force becomes twice as much. B) The force becomes one-half as much. C) The force becomes four times as much. D) The force becomes one-quarter as much.

A body of mass 2kg is placed on a rough inclined plane whose angle of inclination is 30°. Fine the resultant force acting down the slope and the acceleration if frictional force of 5N acts between the body and the inclined surface.

Magnetic field lines, generated by a long straight wire carrying a current, are circles concentric with the wire and lie in planes perpendicular to the wire. a. True b. False

A vacuum gage connected to a chamber reads 44 kPa at a location where the atmospheric pressure is 92 kPa. Determine the absolute pressure in the chamber. (Round the final answer to the nearest whole number.

A ball whose mass is 0.4 kg hits the floor with a speed of 4 m/s and rebounds upward with a speed of 2 m/s.

a particle is constrained to move along a straight line through O. it starts initially at D, which is a fixed distance from O in the positive direction& moves at a constant velocity of 4ms^-1 for 15 sec.

What is the fundamental frequency if the tension in the string is halved?

What amount of heat is required to raise the temperature of 25 grams of copper to cause a 15º C change? The specific heat of copper is 0.39 J/gº C. 115 J 150 J 250 J 300 J

Plasma is the most abundant state of matter in the universe

What environmental effects are shared by all fossil fuels

Joseph runs 40 yards In 2.5 seconds. What Is Joseph's speed?