[Quiz] Science Physics - Free Online Test - 4 (8th STD) - TNPSC GURU - TNPSC Group 2A/2 Apply Online - Join Test batch

## Friday, October 17

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TNPSC Free Online Test by TNPSC GURU.in
Subject
Indian Economy

Exam Portions
Tamil Nadu Samacheer Kalvi 8th Std
Term 1 – Science
Unit 6- Measurements
Unit 7 - Force and Pressure
TNPSC Science Physics Test Series No: 4
No of Questions
20
Duration
10 Min
Difficulty Level
Moderate
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1. Which of the following device is used to measure the atmospheric pressure?
1.  Thermometer
2.  Odometer
3.  Manometer
4.  Barometer

2. Select the non contact forces from the following forces
1.  Magnetic force and Electrostatic Force
2.  Magnetic force and Gravitational force
3.  Gravitational force and Electrostatic Force
4.  Magnetic force, Gravitational force and Electrostatic Force

3. The temperature equivalent to absolute zero temperature
1.  -273 Deg C
2.  0 Deg C
3.  100 Deg C
4.  273 Deg C

4. At what temperature all the molecular movement in water comes to rest is
1.  -273 K
2.  273 K
3.  273 Deg C
4.  -273 Deg C

5. Select the Fahrenheit equivalent of 100 deg Celcius
1.  225 deg Fahrenheit
2.  220 deg Fahrenheit
3.  216 deg Fahrenheit
4.  212 deg Fahrenheit

6. What is the SI unit of Current ?
1.  Watt
2.  Ampere
3.  Volt
4.  Ohm

7. What is the SI unit of Luminous Intensity?
1.  lum
2.  bright
3.  Mole
4.  Candela

8. What is the SI unit of amount of substance?
1.  mole
2.  gram
3.  cc
4.  kg

9. What is the SI unit of Force?
1.  ampere
2.  pascal
3.  newton
4.  power

10. The intensity of sound is measured in terms of
1.  Volume
2.  decibel
3.  Hertz
4.  Frequency

11. What is the SI unit of pressure?
1.  power
2.  Hz
3.  dB
4.  pascal

12. Which of the following is a type of contact force?
1.  Gravitational force
2.  Electrostatic force
3.  Magnetic Force
4.  Frictional force

13. Select the wrong SI Unit while writing the SI Units according to the rules
1.  Newton
2.  pascal
3.  N
4.  dB

14. Using which scale intensity of earthquakes are measured?
1.  Density Scale
2.  Pitch Scale
3.  Meter scale
4.  Richter scale

15. When we go higher places from the sea level, the atmospheric pressure
1.  No effect with respect to height
2.  remains the same
3.  increases with increase in height
4.  decreases with increase in height

16. A: Solids exerts pressure in the downward direction B: Liquid exerts pressure in all direction
1.  Only A is Correct
2.  Only B is Correct
3.  Both are Wrong
4.  Both are Correct

17. When we move an object from right to left, the frictional force acts from
1.  does not act
2.  right to left
3.  left to right
4.  any direction

18. Which of the following are group into fluids?
1.  Gases and liquids
2.  Solids and liquids
3.  Solid, Gases and liquids
4.  Gases and Solids

19. A: Gravity is a unique property of Earth alone B: Moon has smaller gravity when compared with Earth
1.  Both are Wrong
2.  Both are Correct
3.  Only A is wrong
4.  Only B is wrong

20. Who invented the barometer
1.  Torricelli
2.  Pascal
3.  Newton
4.  Kelvin

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