Physics-
General
Easy

Question

If the galvanometer reading is zero in the given circuit, the current passing through resistance 250 capital omega is

  1. 16 A    
  2. 1.6A    
  3. 0.16 A    
  4. 0.016A    

The correct answer is: 0.016A

Related Questions to study

General
Physics-

Four identical resistance are joined as shown in fig. The equivalent resistance between points A and B is R subscript 1 end subscript. and that between A and C is R subscript 2 end subscript. Then ratio of fraction numerator R subscript 1 end subscript over denominator R subscript 2 end subscript end fraction is

Four identical resistance are joined as shown in fig. The equivalent resistance between points A and B is R subscript 1 end subscript. and that between A and C is R subscript 2 end subscript. Then ratio of fraction numerator R subscript 1 end subscript over denominator R subscript 2 end subscript end fraction is

Physics-General
General
Physics-

There are 5 resistance of 1 capital omega each if the first three are joined in parallel and then remaining two are joined in series, and these combinations are connected inserices final resistances of combination is

There are 5 resistance of 1 capital omega each if the first three are joined in parallel and then remaining two are joined in series, and these combinations are connected inserices final resistances of combination is

Physics-General
General
Physics-

In a wire of circular cross-section with radius ' r ' free electrons travel with a drift velocity v, when a current I flows through the wire. The current in another wire of half the radius and of the same material when the drift velocity is 2 V

In a wire of circular cross-section with radius ' r ' free electrons travel with a drift velocity v, when a current I flows through the wire. The current in another wire of half the radius and of the same material when the drift velocity is 2 V

Physics-General
parallel
General
Physics-

In the circuit shown, a voltmeter of internal resistance ' R ' when connected across B and C, reads fraction numerator 100 over denominator 3 end fraction volts. Neglecting the internal resistance of the cell, the value of ' R ' is

In the circuit shown, a voltmeter of internal resistance ' R ' when connected across B and C, reads fraction numerator 100 over denominator 3 end fraction volts. Neglecting the internal resistance of the cell, the value of ' R ' is

Physics-General
General
Physics-

A 5 V battery with internal resistance 2 W and a 2 V battery with internal resistance 1 W are connected to as 10 W resister as shown in the figure The current in the 10 W subscript P subscript 2 end subscript end subscript resistor is

A 5 V battery with internal resistance 2 W and a 2 V battery with internal resistance 1 W are connected to as 10 W resister as shown in the figure The current in the 10 W subscript P subscript 2 end subscript end subscript resistor is

Physics-General
General
Physics-

Shown in the figure below is a meter-bridge set up with null deflection in the galvanometer.

Shown in the figure below is a meter-bridge set up with null deflection in the galvanometer.

Physics-General
parallel
General
Physics-

A current of 2A flows in an electric circuit as shown in figure. The potential difference open parentheses V subscript R end subscript minus V subscript S end subscript close parentheses, in volts open parentheses V subscript R end subscript close and V subscript S end subscript )are potentials at R and S respectively) is

A current of 2A flows in an electric circuit as shown in figure. The potential difference open parentheses V subscript R end subscript minus V subscript S end subscript close parentheses, in volts open parentheses V subscript R end subscript close and V subscript S end subscript )are potentials at R and S respectively) is

Physics-General
General
Physics-

I and V are respectively the current and voltage in a metal wire of resistance 'R'. Two I- V graphs at two different temperatures T subscript 1 end subscript and T subscript 2 end subscript are given in the graph. Then,

I and V are respectively the current and voltage in a metal wire of resistance 'R'. Two I- V graphs at two different temperatures T subscript 1 end subscript and T subscript 2 end subscript are given in the graph. Then,

Physics-General
General
Physics-

If the current in a heater increases by 10%, the percentage change in the power consumption

If the current in a heater increases by 10%, the percentage change in the power consumption

Physics-General
parallel
General
Physics-

Unit of magnetic moment is ..........

Unit of magnetic moment is ..........

Physics-General
General
Physics-

When a bar magnet of pole strength m is cut into equal halves, parallel to its axis the pole strength of each piece is

When a bar magnet of pole strength m is cut into equal halves, parallel to its axis the pole strength of each piece is

Physics-General
General
Physics-

............ poles appear at the point of separation

............ poles appear at the point of separation

Physics-General
parallel
General
Physics-

Shape of Horseshoe magnet is _______

Shape of Horseshoe magnet is _______

Physics-General
General
Physics-

Magnet used in electric motors is

Magnet used in electric motors is

Physics-General
General
Physics-

The substances with density less than ________, float in water

The substances with density less than ________, float in water

Physics-General
parallel

card img

With Turito Academy.

card img

With Turito Foundation.

card img

Get an Expert Advice From Turito.

Turito Academy

card img

With Turito Academy.

Test Prep

card img

With Turito Foundation.