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In 1.0s, 5.0x10^23 nitrogen molecules strike an area of8.0cm^2 at a speed of 300m/s. What is the pressure? (mass of one nitrogen molecule = 4.68x10^-26 kg.) I believe I should use 1/2mv ^2 for the solution but the answer I keep getting is nowhere near correct. Can someone help with this?
An object that is moving in a straight line with speed v covers a distance, d = vt, in time t. Rewrite the equation to find t in terms of d and v. How long does it take a plane tha
NEGATIVE ACCELERATION OR RETARDATION OF DECLERATION: If velocity of a body is reducing, then its acceleration is said to be negative. The direction of negative acceleration is
why value of g at center of earth is zero?
Q. Distinguish between electric power and electric energy. Electric power i) Electric power is described as the rate of doing electric work. ii) Electric power is the cre
A man exerts a force of 310 N on a lever to raise a crate with a mass of 910 kg. If the efficiency of the lever is 78 percent, what is the lever's IMA?
These are resistors with long term stability and close tolerances. These are used in measuring instruments. Wire wound resistors, produced with long term stabilities and with speci
Equivalence principle: The fundamental postulate of A. Einstein's general theory of relativity, that posits acceleration is indistinguishable fundamentally from a gravitationa
A block initial located 3m up a frictionless inclined plane is given an initial velocity of 6m/s up the ramp. The plane is 10m long and titled by 30 degree. a) How long does it tak
Find the minimum angle at which a roadbed should be banked Determine the minimum angle at which a roadbed should be banked so that a car traveling at 20.0 m/s can safely negotia
A sphere of radius R touches two adjacent sides of a room.It also touches an inclined plane at a height of R/5 from the floor.the inclined plane moves towards the sphere at the spe
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