Lesson: Chapter - 16

Practice Questions
1. A bar magnet is moving downward, south pole first, toward a loop of wire. Which of the following best describes the current induced in the wire?

(A) Clockwise, as viewed from above

(B) Counterclockwise, as viewed from above

(C) The current alternates

(D) There is no current induced in the wire

(E) The direction of the current cannot be determined from the information given here

2. A bar of length 2 cm slides along metal rails at a speed of 1 cm/s. The bar and rails are in a magnetic field of 2 T, pointing out of the page. What is the induced emf in the bar and rails?
(A) 2 × 10-5V
(B) 2 × 10-4V
(C) 4× 10-4V
(D)  2 × 10-3V
(E) 4 × 10-3V
3. A wire in the shape of an equilateral triangle with sides of length 1.00 m sits in a magnetic field of 2.00 T, pointing to the right. What is the magnitude of the magnetic flux through the triangle?
(A) 0 Wb
(B) 1.00 Wb
(C) 1.73 Wb
(D) 2.00 Wb
(E) 3.46 Wb


4. A device that transforms mechanical energy into electrical energy is called a:

(A) Transformer

(B) Inductor

(C) Motor

(D) Galvanometer

(E) Generator


5. A wire carrying 5.0 V is applied to a transformer. The primary coil has 5 turns and the secondary coil has 10 turns. What is the emf induced in the secondary coil?

(A) 0.50 V

(B) 5.0 V

(C) 10 V

(D) 50 V

(E) 100 V
Back Next

Next to display next topic in the chapter.

Practice Questions

Video Lessons and 10 Fully Explained Grand Tests

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

SAT Reasoning GRE General GMAT Test
More for You
MCQ with question Explanations Scholarships and Financial Aid

Issue Analysis

How to deal with writing section - Issue Analysis

Antonyms

Effective strategies and practice questions for Antonym section

Biology for Test Preparation

Prepare Biology for tests with lessons and practice mcq

All in this Category

You may be interested in

College Of Excellence For Girls - Hydrabad

A popular name in colleges of Hydra ...

Colleges in Dera ismail khan

Find major schools in your location ...

Study in Australia

Opportunities of Studies in Austral ...

Developing Self-Confidence

How you can Developing Self-Confide ...

PAF - Cadet Wing

Join Pakistan Air Force as a Cadet. ...

GMAT: Graduate Management Admission Test

GMAT is the most popular test for a ...

BZU - Bahauddin Zakariya University

BZU is a big university in Multan ( ...

DCET - Engineering and Technology

Dawood College of Engineering and T ...

About us

EntryTest.com is a test preparation service for students seeking successful career.

About Disclaimer

Quick Test Prep

NUST NET IBA Karachi SAT LUMS LCAT LSE

 

NTS GAT NTS NAT GMAT GRE ACT

Study Abroad

Education Abroad Business Schools MS in USA