The sensitivity of a galvanometer of res...

The sensitivity of a galvanometer of resistance `990Omega` is increased by `10` times. The shunt used is

A

`100 Omega`

B

`120 Omega`

C

`110Omega`

D

`50 Omega`

Text Solution

Verified by Experts

The correct Answer is:

3

`S=(G)/((n-1))`

Topper's Solved these Questions

MOVING CHARGES AND MAGNETISM
NARAYNA|Exercise Level -II (H.W)|37 Videos
MOVING CHARGES AND MAGNETISM
NARAYNA|Exercise ILLUSTRATION|58 Videos
MOVING CHARGES AND MAGNETISM
NARAYNA|Exercise LEVEL-VI (SINGLE ANSWER QUESTION)|81 Videos
MAGNETISM AND MATTER
NARAYNA|Exercise EXERCISE - 4 (SINGLE ANSWER TYPE QUESTION)|17 Videos
NUCLEAR PHYSICS
NARAYNA|Exercise LEVEL-II-(H.W)|9 Videos

Similar Questions

Explore conceptually related problems

The current measuring capacity of a galvanometer of resistance 50 Omega is to be increased from x mA to 101 xxmA .The shunt resistance is

The sensitivity of a galvanometer that measures current is decreased by 1//40 times by using shunt ressitance of 10Omega . Then, value of resistance of the galvanometer is

The current sensitivity of a galvanometer increases by 20%. If its resistance also increases by 25%, the voltage sensitivity will

The combined resistance of a galvanometer of resistance of 495 ohm and its shunt is 9.9 Omega . The shunt resistance is

The combinant resistance of a galvanometer of resistance 500 Omega and its shunt is 25 Omega . What is the value of the shunt?

The sensitivity of a galvanometer is 60 divisions/Amp. When a shunt is used, its sensitivity becomes 10 divisions Amp. If the galvanometer is of resistance 20 Omega , the value of shunt used is:

The combined resistance of a galvanometer of resistance 500 Omega and its shunt is 21 Omega Calculated the value of shunt.

An ammeter consists of a galvanometer of a resistance 45 Omega shunted with a resistance of 3 Omega . If the current rating of that can be measured by the ammeter will be

If 10% of the main current is to be passsed through a maving coil galvanometer of resistance 99 Omega , then the ratio of its resistance and the shunt resistance will be

NARAYNA-MOVING CHARGES AND MAGNETISM-Level =I (H.W)

In a cyclotron , if the frequency of proton is 5MHz, the magnetic fiel...
Text Solution
|
A cyclotron's oscillator frequency is 10 MHz . The operating magnetic ...
Text Solution
|
A straight wire of length 0.5 metre and carrying a current of 1.2 ampe...
Text Solution
|
Two parallel conductor carrying 5A each , repel with a force of 0.25Nm...
Text Solution
|
Two straight parallel wires carry currents of 200 mA and 1A in opposit...
Text Solution
|
Two long parallel copper wires carry currents of 5 A each in opposite ...
Text Solution
|
A rectangular coil of wire of area 400cm^(2) contain 500 turns. It is ...
Text Solution
|
A rectangular coil of wire carrying a current is suspended in a unifor...
Text Solution
|
A vertical rectangular coil of sides 5 cm xx 2 cm has 10 turns and car...
Text Solution
|
The coil in a MCG has an area of 4cm^(2) and 500 turns. The intensity ...
Text Solution
|
The area of the coil in a moving coil galvanometer is 15cm^(2) and has...
Text Solution
|
The sensitivity of a galvanometer of resistance 990Omega is increased ...
Text Solution
|
A galvanometer of resistance 50Omega gives full scale deflection when ...
Text Solution
|
A galvanometer of resistance 20Omega is shunted by a 2 Omega resistor....
Text Solution
|
A galvanometer has a resistance 50 Omega and it shunted by a 0.5Omega ...
Text Solution
|
A galvanometer having a coil resistance of 100 omega gives a full scal...
Text Solution
|
A galvanometer has a resistance of 49Omega.If 2% of the main current i...
Text Solution
|
In an ammeter 5% of the total current is passing through the galvanome...
Text Solution
|
A galvanometer of internal resistance 100 Omega has a full scale defle...
Text Solution
|
When a high resistance 'R' is connected in series with a volmeter of r...
Text Solution
|