The number of protons in a nucleus is the __________ number
Fill in the blank(s) with correct word
atomic
Physics & Space Science
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The time derivative of a vector is a:
A. Either a scalar or a vector. B. Tensor. C. Scalar. D. Vector.
Physics & Space Science
Two thin cables, each having a diameter of d 5 t/6 and carrying tensile loads P, are bolted to the top of a rectangular steel block with cross-sectional dimensions b 3 t. The ratio of the maximum tensile to compressive stress in the block due to loads P is:
(A) 1.5
(B) 1.8
(C) 2.0
(D) 2.5
Physics & Space Science
A liter-sized block of wood floats in water. The volume of water displaced is
A) less than 1 L. B) 1 L. C) greater than 1 L. D) none of the above
Physics & Space Science
A 20-kg sack of potatoes at the corner store weighs
A. 190 pounds. B. 150 pounds. C. 44 pounds. D. 9.9 pounds.
Physics & Space Science