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

The Resistances Of The Four Arms Pqr And S In Physics Question

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.

Related Questions:

  1. Charge Q is divided into two parts which are then kept some distance apart. The force
  2. In a ionised gas,the mobile charge carriers are
  3. Three capacitors each of capacity 4 μF are to be connected in such a way that the effective
  4. The ratio of minimum wavelengths of Lyman and Balmer series will be
  5. The direction of magnetic line of force of a bar magnet is

Topics: Current Electricity (136)
Subject: Physics (2479)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*