Physics, 28.05.2021 14:00 admierewebb
A body is thrown downward with speed 10 m/s. The time taken by the body to reach the
ground is
1) 2sec
2) 3 sec
3) 5 sec
4) 1 sec
Answers: 2
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When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is
Answers: 2
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If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.
Answers: 1
Physics, 22.06.2019 16:30
The air in an automobile tire with a volume of 2.60 ft3 is at 70°f and 21 psig. determine the amount of air that must be added to raise the pressure to the recommended value of 30 psig. assume the atmospheric pressure to be 14.6 psia and the temperature and the volume to remain constant. the gas constant of air is ru = 53.34ft⋅lbflbm⋅r(1 psia144 lbf/ft2) = 0.3704 psia⋅ft3lbm⋅r the amount of air that must be added to raise the pressure is lbm
Answers: 3
Physics, 22.06.2019 18:30
Asmall 12.00g plastic ball is suspended by a string in a uniform, horizontal electric field with a magnitude of 10^3 n/c. if the ball is in equilibrium when the string makes a 30 ° angle with the vertical, what is the net charge on the ball?
Answers: 1
A body is thrown downward with speed 10 m/s. The time taken by the body to reach the
ground is
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