Total time the rock is in the air
A dynamit blast at a quarry launches a rock straight upward,and later it is rising at a rate of 15m/s. Assuming air resistance has no effect on the rock, calculate the total time the rock is in the air?
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A thin film with index of refraction n = 1.49 is placed in one arm of a Michelson interferometer, perpendicular to the optical path. If this causes a shift of 8.0 bright fringes of the pattern produced by light of wavelength 693 nm, what is the fi
Ions in NaCl are separated from their nearest neighbours by 2.82A. Calculate the electrostatic force between neighbouring sodium and chlorine ions.
Each empty table costs the restaurant $100 in lost profits. Historical records related to no shows indicate the following. What is the expected value of perfect information?
Determine the magnitude of the force from the ground on each rear wheel (assuming equal forces on the rear wheels).
The stream of electrons is flowing past a certain point between the cathode and the anode at a rate of 3.50 A. If 95.0% of the electrons reach the anode, (a) what amount of charge reachs the anode during a period of 15.0 s? Be careful of the sign
Force of 450 is applied to each end of the wire. What minimum diameter is required for the wire? Express your answer in millimeters. Take Young's modulus for steel to be = 2.00×1011.
In a diesel engine, the piston compresses air at 309 K to a volume that is 0.0629 of the original volume and a pressure that is 48 times the original pressure. What is the temperature of the air after the compression?
Describe at least four (4) different force multipliers that terrorists use. Evaluate the effectiveness of each of these force multipliers in contributing to the success of a terrorist attack. Justify your response.
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