You are browsing the best resource for TNPSC Group 1 Exam.

for the Aspirants who are preparing for Group 2,2A, Group 4,VAO kindly refer your Syllabus and Prepare with our site.

  for more questions Buy the Book

Force Motion and Energy


1. 

A loudspeaker converts

Answer : A. electrical energy into sound energy

Justify your answer :  
Name:  
Email ID:  
 

2. 

The formula to calculate the force is

Answer : A. F = ma

Justify your answer :  
Name:  
Email ID:  
 

3. 

Non-conventional source of energy best suited for India is

Answer : A. Solar energy

Justify your answer :  
Name:  
Email ID:  
 

4. 

Which of the following functions is performed by a photo-cell?

Answer : D. It converts light energy into electrical energy

Justify your answer :  
Name:  
Email ID:  
 

5. 

Which one of the following device converts electrical energy into mechanical energy

Answer : D. electric motor

Justify your answer :  
Name:  
Email ID:  
 

6. 

In a dynamo

Answer : A. Mechanical energy is converted into electrical energy

Justify your answer :  
Name:  
Email ID:  
 

  for more questions Buy the Book
TOP