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The four tires of an automobile are inflated to a gauge pressure of2.2 105 Pa. Each tire has an area of0.024 m2 in contact with theground. Determine the weight of the automobile.N
Assume a ray of light is incident on an air / material boundary at 45 degrees to the normal. What is the critical angle for the material when it is surrounded by air
Starting from rest, an elevator has a constant acceleration of 0.621 m/s2 for a period of 6.25 sec., find the displacement of the elevator
A potter's wheel (a solid, uniform disk) of mass 6.0kg and radius 25cm spins about its central axis with an angular speed of the wheel is 15rpm, Find the new angular speed of the system in rpm
a tightrope walker who weighs 640 n walks along a steel cable. when he is halfway across the cable makes an angle of
The accepted value of the specific gravity of a rectangular metalblock is 2.70. What is the relative error of the determination
Find the group velocity of 0.57 MeV protons. Find the phase velocity of 0.57 MeV protons. Find the phase velocity of 0.57 MeV electrons
Batman, mass = 91kg, jumps straight down from a bridge into a boat, mass =510kg, in which a criminal is fleeing. The velocity of the boat is initially =11m/s. What is the velocity of the boat after batman lands on it?
Consider a system with a damping force undergoing forced oscillations at an angular frequency W (omega). What is the instantaneous kinetic energy of the system? What is the instantaneous potential energy of the system?
A ray of light strikes a flat block of glass (n = 1.53) of thickness 1.80 cm at an angle of 36.0° with the normal. find the angles of incidence and refraction at each surface
A stone is projected at a cliff of height h with an initial speed of 45.0 m/s directed at an angle θ0 = 66.0° above the horizontal. The stone strikes at A, 5.37 s after launching. Find out (a) height h of the cliff, (b) speed of the stone just before..
the project consists of a word processed report. the topic for the project is heat loss in a cylindrical pipe although
A spacecraft orbits an unknown planet at a distance of 5.2 x 10^7 m from its center. The period of its orbit is 52 hours. What is the mass of the planet
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