Thursday, November 19, 2020

TOOLS PREPARED BY ME

I prepared 2 tools as a part of my project. One is an achievement test to find out the effectiveness of virtual lab in physics among secondary school students. Second is a google form to carry out a survey among science teacher to find out the effectiveness of virtual laboratory.

The virtual laboratory used by me was Phet.

https://forms.gle/hqdbhuGfNGm2pqWX7 


B.Ed INTERNSHIP PROJECT WORK 2018-19

ACHIEVEMENT TEST

PHYSICS

Standard: 10                                                       Max. Score: 20                     

Duration: 45 min                                               date:

Name of the student:                                         score:

 

PART A

(Answer all questions, each question carries 1 mark)

 

1)  What happens when a bar magnet is stationary near the coil?

a) The voltmeter deflects more to the left and the bulb glows strongly.

b) The voltmeter deflects less to the left and bulb glows weakly.

c) The voltmeter shows no deflection

d) The voltmeter deflects more to the right and bulb glows strongly.

2)  What happens when the north pole of the magnet is moved slightly towards the coil?

a) The voltmeter shows no deflection.

b) The voltmeter deflects less to the left and bulb glows weakly.

c) The voltmeter deflects less to the right and bulb glows weakly.

d) The voltmeter deflects more to the left and the bulb glows strongly.

3) What happens when the bar magnet is moved inside the coil?

a) The voltmeter deflects more to the left and the bulb glows strongly.

b) The voltmeter deflects less to the left and bulb glows weakly.

c) The voltmeter shows no deflection.

d) The voltmeter deflects more to the right and bulb glows strongly.

4) What happens when the bar magnet is stationary inside the coil?

a) The voltmeter shows no deflection.

b) The voltmeter deflects more to the left and the bulb glows strongly

c) The voltmeter deflects more to the right and bulb glows strongly.

d) The voltmeter deflects less to the left and bulb glows weakly.

5) What happens when the south pole of the magnet is moved into the solenoid?

a) The voltmeter deflects more to the left and the bulb glows strongly.

b) The voltmeter deflects more to the right and bulb glows strongly.

c) The voltmeter shows no deflection.

d) The voltmeter deflects less to the right and bulb glows weakly.

6) What happens when the bar magnet moves into the coil with greater speed?

a) The deflection of the voltmeter increases and shows maximum value.

b) The deflection of the voltmeter decreases and shows minimum value.

c) No deflection in the voltmeter.

d) The deflection of the voltmeter slightly increases.

7) What happens when the bar magnet moves into the coil with less speed?

a) The deflection of the voltmeter increases and shows maximum value.

b) The deflection of the voltmeter decreases and shows minimum value.

c) No deflection in the voltmeter.

d) The deflection of the voltmeter slightly increases.

8) Who is known as the father of electricity?

a) John Ambrose Fleming

b) Emil Lenz

c) Thomas Alva Edison

d) Michael Faraday

9) When the number of turns of the coil increases, current ________?

a) Increases

b) Decreases

c) No change

d) First increases then decreases.

10) Who discovered the law regarding the direction of induced electric current?

a) John Ambrose Fleming

b) Emil Lenz

c) Thomas Alva Edison

d) Michael Faraday

 

PART B

(Answer all questions, each question carries 2 marks each)

11) On what all bases the bulb can glow brightly?

12) What is induced current?

13) What is induced emf?

PART C

(Answer the question carrying 4 marks)

14) Explain electromagnetic induction.

 

 

 

 


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