A box of mass m is pulled with a constant acceleration a along a horizontal frictionless floor by a wire that makes an angle of 15° above the horizontal. If T is the tension in this wire, then
A) T = ma.
B) T > ma.
C) T < ma.
B
Physics & Space Science
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The stars with masses comparable to our Sun's, but sizes like the Earth are
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Inertia is defined as a
A) force. B) property of matter. C) change in motion. D) none of the above
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