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Questions by Charles from Alexandria, VA

In triangle ABC, if ∠.ABC=60 degrees ,CT vertical line from point C,AT = square root 3,and AT =P,then the length of line BC is... A.1/6p*(squareroot 6) B.1/3p*(squareroot 6) C.1/2p*(squareroot...

A serial circuit with resistor of 600 ohm and capacity of 4μF is connected to the source of alternating circuit of 100 V with a voltage equation V=Vmsin 250t.The magnitude of inductor that must be...

A room of 1.5 litres contains gas with pressure 10^5 Pa.If the gas particle has average speed of 750 m/s,then gas mass that trapped in the room is...gram A.0.8 B.0.7 C.0.6 D.0...