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The temperature of a 2.8 m copper pipe is raised from 46?C to 873?C.
What is its change in length? Assume the coefficient of linear expansion for copper is 1.7 × 10?5(?C)?1.
A 0.410-kg blue bead slides on a frictionless, curved wire, Find the maximum height the green bead rises
A U-shaped tube is partly filled with water and partly filled with a liquid that does not mix with water. what is the density of the liquid
Discuss the postulates and implications of Albert Einstein's Special Theory of Relativity on the way that scientific data is collected and analyzed
Air flows through the supersonic nozzle. The inlet conditions are 7 KPa and 420 degree C. The nozzle exit diameter is adjusted such that the exiting velocity is 700m/s. Calculate the exit temperature
Two waves with identical frequency but different amplitudes A1= 5.0cm and A2 = 3.0 cm, what is the amplitude of the resulting wave if they interfere constructively
An astronomical telescope is designed with an overall magnification of 80x. The objective has a focal length of 98.0 cm. How far should the eyepiece be from the objective
Suppose an electron is accelerated from rest through a difference in potential of V = 4.6 V. Find the speed of the electron after the collision
A 70.0kg archer, standing on frictionless ice, shoots a 100g arrow at a speed of 50m/s. What is the recoil speed of the archer
The minimum distance required to stop a car moving at 42.0 mi/h is 39.0 ft. What is the minimum stopping distance for the same car moving at 67.0 mi/h, assuming the similar rate of acceleration.
A hand-cranked AC generator is used to cause 0.65 A of current (rms), What is the minimum average rate at which work must be done on the generator
The electric field inside a 50.0?cm? long copper wire is 5.00mV/m .What is the potential difference between the ends of the wire
The acceleration of a certain simple harmonic oscillator is given by a = - (15.8 m/s2) cos (2.51t). What is the amplitude of simple harmonic motion.
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