Physics-
General
Easy
Question
Three long straight wires A,B and C are carrying currents as shown in the figure. The resultant force on B is directed:
- towards A
- towards C
- perpendicular to the plane of paper and inward
- perpendicular to the plane of paper and outward
The correct answer is: towards C
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An ammeter of range 5 A is to be converted into an ammeter of range 10 V. If the resistance of ammeter be 0.1 
, then what resistance should be converted in series with it?
An ammeter of range 5 A is to be converted into an ammeter of range 10 V. If the resistance of ammeter be 0.1 , then what resistance should be converted in series with it?
Physics-General
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In the following figure, the value of resistor to be connected between C and D so that the resistance of the entire circuit between A and B does not change with the number of elementary sets used is
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General
The property of attracting or repelling objects on rubbing is called_____________.
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In the circuit shown, the reading of the voltmeter V is
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If an ammeter is to be used in place of a voltmeter, then we must connect ammeter with a:
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In the given circuit, the voltmeter records 5 V. The resistance of the voltmeter (in ohms) is :
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Physics-General
