Test: Electrical Appliances


10 Questions MCQ Test Physics Class 12 | Test: Electrical Appliances


Description
This mock test of Test: Electrical Appliances for Class 12 helps you for every Class 12 entrance exam. This contains 10 Multiple Choice Questions for Class 12 Test: Electrical Appliances (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Electrical Appliances quiz give you a good mix of easy questions and tough questions. Class 12 students definitely take this Test: Electrical Appliances exercise for a better result in the exam. You can find other Test: Electrical Appliances extra questions, long questions & short questions for Class 12 on EduRev as well by searching above.
QUESTION: 1

Sensitivity of potentiometer can be increased by

Solution:
QUESTION: 2

In a potentiometer a cell of e.m.f 2V gives a balance point at 30cm. If the cell is replaced by another cell and the balance point shifts to 60cm.What is the e.m.f of the other cell?​

Solution:
QUESTION: 3

When the position of cell and galvanometer in a Wheatstone bridge is inter-changed, its balanced condition

Solution:
QUESTION: 4

An electric bulb is rated 220 V and 100 W. Power consumed by it operated on 110 V is

Solution:
QUESTION: 5

Meter Bridge or Slide Wire Bridge is a practical form of

Solution:
QUESTION: 6

When Wheatstone bridge is in balance condition, the current through galvanometer will be

Solution:
QUESTION: 7

The resistance in ohms in the four arms of a Wheatstone bridge are as follows. In which combination of the following is the bridge balanced?​

Solution:

 Wheat stone bridge follows

 P/Q = R/S

So 2/3 = 4/6 

QUESTION: 8

Two bulbs A and B are rated 100 W, 120 V and 10 W, 120 V respectively. They are connected across a 120 V source in series. Calculate the current through each bulb.​

Solution:
QUESTION: 9

Wheatstone bridge is used to measure

Solution:
QUESTION: 10

The Wheatstone bridge and its balance condition provides a practical method for the determination of

Solution:

Related tests