A current I flows through a resistor. A source maintains a potential difference of V across the resistor. The energy supplied by the source in time t is
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Mohan, having a mass of 40 kg, runs up a staircase of 50 steps in 10 s. If the height of each step is 15 cm, then what is his power?
What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel?
Magnetic striping is evidence of
Magnetic striping is evidence of seafloor spreading.
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Calculate the pressure (in Pa) if a thrust of 600 N is applied to an area of 24 sq.m.
In a sound wave compressions are regions where density _________________________
The volume of air delivered by the compressor is called
If the force applied on the object is in the direction opposite to the direction of motion, the speed of the object __________.