Two equal negative charges -q are fixed at point (0, a) and (0, -a) on the Y-axis A positive charge q is released from rest at point (2a, 0) on the X-axis. The charge Q will(a) Execute simple harmonic motion about the origin(b) Move to the origin and remained at rest(c) Move to infinity(d) Execute oscillatory motion but not simple harmonic motion

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consider the figure of a single riveted lap joint as follows

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cyclic heat engine operates between. temperature of 30 C. What is the least rate of heat rejection per kW net output of an engine. source temperature of 800 C and sink

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