Class 05 EVS Work Force And Energy CBSE Questions & Answers

Class 5 · EVS Work Force And Energy

This is Science and Social Science (EVS) class 05 EVS Work Force and Energy CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Watt is SI unit of
  • A
    Force
  • B
    Work
  • C
    Energy
  • D
    Power
    Correct
2
Energy consumed is measured by using
  • A
    Hydrometer
  • B
    Lactometer
  • C
    Thermometer
  • D
    Electricity meter
    Correct
3
A ball lying on ground starts moving when pushed by legs. This is due to application of
  • A
    Heat
  • B
    Mass
  • C
    Gravity
  • D
    Force
    Correct
4
Which of the following device convert heat energy to kinetic energy?
  • A
    Battery
  • B
    Radio
  • C
    Steam engine
    Correct
  • D
    Electric iron
5
Energy can neither be created nor destroyed is called law of
  • A
    Conservation of heat
  • B
    Conservation of mass
  • C
    Conservation of energy
    Correct
  • D
    Conservation of power
6
In battery or cell energy is stored in form of
  • A
    Positron
  • B
    Electricity
  • C
    Chemical
    Correct
  • D
    Electron
7
In which of the following work done is equal to zero?
  • A
    A car at hill top
  • B
    A car moving with constant speed
  • C
    A stone falling from height
  • D
    A satellite moving around earth
    Correct
8
Horse power is a popular unit of
  • A
    Weight
  • B
    Power
    Correct
  • C
    Work
  • D
    Energy
9
When the displacement of the body is perpendicular to the direction of force
  • A
    Negative work is done
  • B
    No work is done
    Correct
  • C
    Less work is done
  • D
    More work is done
10
One kilo-joule of energy is equal to
  • A
    1000 joule
    Correct
  • B
    10 joule
  • C
    10000 joule
  • D
    100 joule
11
In solar panel solar energy is converted into
Question 11 figure 1
  • A
    Sound energy
  • B
    Light energy
  • C
    Kinetic energy
  • D
    Electric energy
    Correct
12
The force required to displace a body of mass one kg to a distance of one meter is equal to
  • A
    One joule
  • B
    One watt
  • C
    One erg
  • D
    One Newton
    Correct
13
In image below the force is changing the
Question 13 figure 1
  • A
    Only velocity
  • B
    Only direction
  • C
    Only shape
  • D
    Direction as well as velocity
    Correct
14
Rate of doing work is called
  • A
    Capacity
  • B
    Energy
  • C
    Power
    Correct
  • D
    Momentum
15
Force of friction always acts on moving objects and its direction shall be
  • A
    Perpendicular to the direction of motion
  • B
    Opposite to the direction of motion
    Correct
  • C
    Along the direction of motion
  • D
    On any direction