Basic Science Test 5

Result

Basic Science Test 5

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Weekly Quiz Competition

Question 1
1 / -0

Which relation is wrong?

A
$$1cal=4.18J$$

B
$$1\mathring { A } ={ 10 }^{ -10 }m$$

C
$$1\mu ={ 10 }^{ -6 }m\quad $$

D
$$1\quad mile=1.12km$$

Solution
Question 2
1 / -0

Which of the following pairs is wrong?

A
Pressure - Barometer

B
Relative density - Pyrometer

C
Temperature - Thermometer

D
Earthquake - Seismograph

Solution

Pyrometer is an instrument used for measurement of temperature.
So, option $$B$$ is incorrect.
Question 3
1 / -0

Match the columns:
List I (Quantity) List II (Unit)
(A) Luminous intensity (1) Kelvin
(B) Amount of substance (2) Candela
(C) Time (3) Second
(D) Temperature (4) Mole

A
A-2; B-4; C-3; D-1

B
A-4; B-2; C-3; D-1

C
A-2; B-4; C-1; D-3

D
A-3; B-1; C-4; D-2

Solution

Question 4

1 / -0

Match the columns:

Quantity	Dimensions
(A) Velocity	(1) $$\left[ ML{ T }^{ -2 } \right] $$
(B) Force	(2) $$\left[ L{ T }^{ -1 } \right] $$
(C) Work	(3) $$\left[ M{ L }^{ 2 }{ T }^{ -2 } \right] $$
(D) Momentum	(4) $$\left[ ML{ T }^{ -1 } \right] $$

A-2; B-1; C-3; D-4

A-3; B-4; C-1; D-2

A-2; B-1; C-4; D-3

A-4; B-3; C-2; D-1

Solution

Question 5
1 / -0

Masses of stars and galaxies are usually expressed in terms of _______.

A
neutron mass

B
earth's mass

C
solar mass

D
lunar mass

Solution
Question 6
1 / -0

Which of the following physical quantities is dimensionless?

A
Strain

B
Angle

C
Specific gravity

D
All of these

Solution
Question 7
1 / -0

Consider the physical quantities
(1) Electric current (2) Work
(3) Temperature (4) Density
Which of the above are scalar quantities?

A
1, 2 and 3

B
1. 4 and 3

C
3, 4 and 2

D
1, 2, 3 and 4

Solution
Question 8
1 / -0

If the density of water is $$1g\,{cm}^{-3}$$ in CGS system, its value in MKS system is __________.

A
$$1$$ $$kg$$ $${m}^{-3}$$

B
$${10}^{3}$$ $$kg$$ $${m}^{-3}$$

C
$${10}^{-3}$$ $$kg$$ $${m}^{-3}$$

D
$${10}^{-6}$$ $$kg$$ $${m}^{-3}$$

Solution
Question 9
1 / -0

One light year is approximately equal to ________.

A
$${10}^{11}km$$

B
$${10}^{15}m$$

C
$${10}^{16}m$$

D
$${10}^{16}km$$

Solution
Question 10
1 / -0

The Golgi bodies very common in the secretory cells are originated from __________.

A
endoplasmic reticulum

B
chloroplast

C
mitochondria

D
lysosome