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A book is sitting on a table. According to Newton's third law, which two forces are an action-reaction pair?
a) The normal force of the table on the book and the gravitational force on the book
b) The normal force on the book from the table and the normal force on the table from the book
c)The normal force of the book on the table and the gravitational force on the table
d)The gravitational force on the table and the gravitational force on the book
e) None of the above
A solenoid of length 3.06 cm and diameter 0.663 cm is wound with 170 turns per cm. what is the magnetic flux through one of the windings of the solenoid
The supersonic aircraft Concorde has a length of 63 when sitting on the ground on a typical day when the temperature is 13.00. The Concorde is primarily made of aluminium. In flight at twice speed of sound, friction with the air warms the Concorde..
A Rubber ball mass m movie at a speed of 1.0 m/s in the positive x direction hits another rubber ball of a mass 2m at rest. what are the speeds and directions of the two balls moving afterwards
A wheel is rotating freely with an angular speed of 20 rad/s on a shaft whose moment of inertia is negligible. Calculate the angular speed of the coupled wheels
A 107 ball is tied to a string. It is pulled to an angle of 4.20 and released to swing as a pendulum. How long is the string
7.0kg monkey swings from one branch to another 1.2m higher. What is the change in potential energy? A spring has a spring constant of 440N/m. How much must this spring be stretched to store 25J of potential energy?
A toaster uses a heating wire. When the toaster is turned on at 16 °C, the initial current is 2.13 A. What is the temperature of the heating wire
q1. assume that you are walking perpendicularly with a velocity of 0.90 ms toward a stationary plane mirror. what is
The frequncy doubled output of a laser has a wavelength of 532nm. If each pulse of light has a total energy of 0.550J and the repetition rate of the laser is 30Hz, how many photons does the laser emit at 532 nm in 3 minutes
If 61.4 cm of copper wire (resistivity = 1.69x 10-8Ω•m, diameter = 0.943 mm) is formed into a circular loop, find at what rate is thermal energy generated in the loop
A spring is hung from a ceiling, and an object attached to itslower end stretches the spring by a distance of 5.00 cm from its unstretched position when the system is in equilibrium. determine the mass of the object
If the jet is moving at a speed of 1600 km/h at the lowest point of the loop, Calculate the pilot's effective weight at the top of the circle
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