Quiz7

Wheatstone bridge is a __________

• A.C. bridge

• High voltage bridge

• Power Dissipation bridge

• D.C. bridge

Wheatstone bridge consists of _________

• 6 resistive arms

• 8 resistive arms

• 4 resistive arms

• 2 resistive arms

A galvanometer is used as a _________

• voltage source

• input impedance

• current source

• null detector

   The balance condition of wheat stone bridge is given by

• R₄ = R₃R₁R₂

• R₄ = R₃R₂/R₁

• R₄ = R₃₊R₂/R₁

• R₄ = R_3-R₂/R₁

Wheatstone bridge works on the principle of ________

• partial deflection

• full deflection

• no deflection

• null deflection

In a Wheatstone bridge if the battery and galvanometer are interchanged then the deflection in galvanometer will

• (a) change in previous direction

• (b) not change

• (c) change in opposite direction

• (d) none of these.