Unit, Dimension and Measurement-I Physics Test Series For NEET 2020

Test Preparation on Unit, Dimension and Measurement-I- Physics Test Series For NEET 2020

1.

Which of the following pairs is wrong

1Pressure-Barometer
2Relative density-Pyrometer
3Temperature-Thermometer
4Earthquake-Seismograph

(b) Pyrometer is used the for measurement of temperature.

2.

The difference in the lengths of a mean ar day and a
sidereal day is about

11 min
24 min
315 min
456 min

3.

The unit of Stefan's constant is
(a) W m⁻² K⁻¹ (b) W m ² K⁻⁴
(c) W m⁻² K⁻⁴ (d) W m^-2 K⁴

1A
2B
3C
4D

4.

Which of the following relation is wrong

11 ampere × 1 ohm = 1 volt
21 watt × 1 sec = 1 joule
31 newton per coulomb = 1 volt per meter
41 coulomb × 1 volt = 1 watt

5.

1A
2B
3C
4D

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