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A body weighs 50 grams in air and 40 grams in water. How much would it weigh in a liquid of specific gravity 1.5?
(A) 30 grams
(B) 35 grams
(C) 65 grams
(D) 45 grams
A spool of thread has an average diameter of 1.8 cm. If the spool contains 39.2 m of thread, how many turns of thread are on the spool
After landing on an unfamiliar planet, a space explorer constructs a simple pendulum of length 51.0cm. find the magnitude of the gravitational acceleration on this planet
Newton's universal constant of gravitation is G = 6.67 × 10-11 meters cubed (m3) per kilogram per second per second. The Sun's mass is M = 1.9891 x 10^30 kilograms. Earth's orbital period is P = 365.256366 days. Obtain the average radius of Earth's o..
two positive point charges each 18uc lie along the x-axis at x -0.12m and 0.12m .a find the electric field at the
What gauge pressure must a pump produce to pump water from the bottom of the Grand Canyon (elevation 730 ) to Indian Gardens (elevation 1370 )
How large a pressure in pascals would be required to compress water by 10 percent? How high a column of water (in kilometers) would be needed to furnish this pressure?
A Roman centurion fires off a vat of burning pitch from hiscatapult at 18.2m/s, 37 degrees above the horizontal. how long was the vat in the air
A rope attached to an engine pulls 250 Newton at an angle of 18o at a constant speed. Find the magnitude and direction of the force that the rope exerts on the crate parallel to the ramp
a pellet gun is fired straight downward from the edge of a cliff that is above the ground. the pellet strikes the
Heather and Jerry are standing on a bridge 51 above a river. Heather throws a rock straight down with a speed of 12. Jerry, at accurately the same instant of time, throws a rock straight up with the same speed. Ignore air resistance.
A sky diver with an open parachute approches the ground with constant velocity. There is no wind to blow him fromside to side. Which statement is correct? An object is moving at a constant velocity. Whichstatement has to be false?
on your first trip to planet x you happen to take along a 200 g mass a 40.0 cm long spring a meter stick and a
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