Navigate

The resistances of the four arms P,Q,R and S in a Wheatstone’s bridge

The resistances of the four arms P,Q,R and S in a Wheatstone’s bridge are 10Ω, 30Ω, 30Ωand 90Ω respectively. The emf and internal resistance of the cell are 7V and 5Ω, respectively. If the galvanometer resistance is 50Ω, then the current drawn from the cell will be

Options

(a) 1.0A
(b) 1.6A
(c) 2.0A
(d) 2.6A

Correct Answer:

1.6A

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

NEET2013
admin:

Related Questions

  1. Maximum kinetic energy of electrons emitted in photoelectric effect increases when
  2. A siren emitting sound of frequency 800 Hz is going away from a static listener
  3. Which one of the following statements is true, if half-life of a radioactive substance
  4. The specific charge of a proton is 9.6×10⁷ C/kg. The specific charge of an alpha particle
  5. For inelastic collision between two spherical rigid bodies