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Suppose a spacecraft of mass 28000kg is accelerated to 0.25c
a) How much kinetic energy would it have?
b) If you used the classical formula for kinetic energy, by what percentage would you be in error?
A jogger is running around a circular track of circumference 400m. If the jogger has a speed of 12 km/h, what is the centripetal acceleration of the jogger
Unpolarized light passes through five successive Polaroid sheets, What is the intensity of the transmitted beam
A stream of protons and electrons are shot horizontally (from the left edge of the page to the right) with a speed of 1.2 x 10^6 m/s, What is the radius of the curvature and the direction for the curvature that each of these particles undergoes
Venus has a mass of 4.86x10^24 kg and a radius of 6.05x10^6 m. What is the acceleration due to gravity on Venus
An airplane propeller is 3.08 in length (from tip to tip) and has a mass of 152. What is the propeller's angular speed after making 5.00
You are walking toward a plane mirror at a speed of 2.3 m/s. How fast is your image moving relative to you
A hydrogen atom is in the 2s state. Determine the principal quantum number and the energy of the state
The work function of a particular substance is 4.15 × 10-19 J. What is the photoelectric cutoff wavelength for this material
Three 1kg masses are at the vertices of an equilateral triangle of sides 10 cm. determine the location of the center of mass (x,y)
A series RC circuit with R=10 ohms and C=330mF is connected to a 120 Volt rms 60 Hz source. Find the voltage across the capacitor
q1. two wires each 28.15 cm long are connected to two separate 9.00 v batteries as shown in the figure. the resistance
A rocket powered sled accelerates uniformly from 12m/s to 115m/s while undergoing a straight line path displacement of 225m. What is the acceleration of the sled
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