The material used for constructing the core of an electro...
The material used for constructing the core of an electromagnet is
iron
carbon
copper
steel
Correct answer is A
No explanation has been provided for this answer.
The unit of capacitance is ...
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A gas has a volume of 100cm3 at 27oC. If it is heated to temperature T until a final volume of 120cm...
A body of mass 4 kg is accelerated from rest by a steady force of 9N. What is its speed when it has ...
A car travels with a constant velocity of 45 kmh-1 for 20s. What distance does it cover in this time...
The fig above shows a uniform circular object, center R and diameter PS. A circular section 6 and Di...
If the fundamental frequency of a closed pipe organ on a day when the speed of sound is 340ms-1 is 1...
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