Subject: Science, asked on 24/5/18

## Solve this: Q.10. State the change in the ammeter reading observed when a resistance wire in a circuit is replaced by a wire of same matertial and same length but comparatively double cross - section area, keeping the source of potential difference the same.

Subject: Science, asked on 24/5/18

## Q.13. In the following circuit diagram a) State the type of combination of the resistor in the circuit. b). How much current is flowing through resistors. c). Find the ammeter reading. Subject: Science, asked on 24/5/18

## Q). Find ammeter and voltmeter readings

Subject: Science, asked on 22/5/18

## When do a given set of resistors are said to be connected in series or in parallel?

Subject: Science, asked on 22/5/18

## Equivalent r in terms of R Subject: Science, asked on 22/5/18

## Who is alessandro volta??and what is his birth and death year

Subject: Science, asked on 21/5/18

## Explain the working of Voltaic cell in detail with diagram.

Subject: Science, asked on 20/5/18

## Twopoint charge q and-4q are seperated by distanced where should the third charge be placed such that it experience no net force

Subject: Science, asked on 20/5/18

## two point charges of magnitude Q are placed at the separation of 3 cm such that force between them is equal to weight of 50 kg person find q

Subject: Science, asked on 20/5/18

## Two point charges of 2c are placed at the separation of d such that electric force between them is equal to the weight of 50kg person. Find d.

Subject: Science, asked on 20/5/18

## two point charges of equal magnitude Q are placed at the separation of 5 cm such that the force acting between them is 50 Newton then find the magnitude of the charge

Subject: Science, asked on 20/5/18

## A 6 ohm resistence wire is doublrd up by folding.calculate the new resistence of the wire.

Subject: Science, asked on 19/5/18

## Q., Current through branch AB

Subject: Science, asked on 19/5/18

## For 2 resistors to be in parallel is it necessary that they are connected parallel to each other or it is just req that they have one common point and other end of each resistor has one common end point?

Subject: Science, asked on 18/5/18

## Q. A current is passed through the heating element of an electric heater for some time . It produces 60,000 J of heat in that period . If the current is doubled , how much heat will be produced by the heating element of the heater for the same duration

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