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A cylindrical spaceship of length 40.0 m and diameter 8.75 m is traveling in the direction of its cylindrical axis (length). It passes by the Earth at a relative speed of 2.34×10^8 m/s.
A) What is the length of the ship, as measured by an Earth observer measured in m?
B) What is the diameter of the ship, as measured by an Earth observer measured in m?
C) How long does it take the spaceship to travel a distance of 11.0 km according to the ship's pilot measured in micro s?
D) How long does the spaceship take to travel the same 11.0 km according to an Earth-based observer measured in micro s?
A wheel with a radius of 20 cm rotates constantly counter-clockwise once every 5 s. What is the centripetal acceleration of the wheel rim
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A 0.527-kg mass is attached to a horizontal spring with k = 108 N/m. The mass slides across a frictionless surface. Find the mechanical energy of the system.
An 8.00-cm-diameter, 330g sphere is released from rest at the top of a 2.00-m-long, 17.0? incline. find the sphere's angular velocity at the bottom of the incline
A child on a swing of length R= 2 meters is given an initial velocity v=8.9 m/s. Calculate the height from the bottom when the cord just goes slack, and the child leaves the circular path
A toy car with mass of m=166 GRAMS crashes into a spring with constant k=45 N/m. If the car was going v=1.5 m/s, then how far will the spring compress.
One solenoid is centered inside another. The outer one has a length of 46.0cm and contains 6600 coils, Find the emf induced in the inner solenoid
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q1. a 0.50-kg object is attached to an ideal massless spring of spring constant 20 nm along a horizontal frictionless
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