In mercury thermometer, mercury of bulb expands and rises in the tube which has linear scale...? Mcqs

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In mercury thermometer, mercury of bulb expands and rises in the tube which has linear scale...?

(A) -20°F - 100°F
(B) 35°F - 105°F

(C) 100°F - 120°F
(D) 94°F - 108°F

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Atmospheric pressure is the force (per unit-area) perpendicular to a unit-area of planetary surface, as determined by _________....?

(A) Mass of vertical column of atmospheric gases
(B) Mass of horizontal column of atmospheric gases

(C) Weight of vertical column of atmospheric gases
(D) Mass of vertical and weight of horizontal of atmospheric gases

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Which of the following mixture of gases is required in gas welding...?

(A) Oxygen and ethylene
(B) Oxygen and hydrogen

(C) Acetylene and oxygen
(D) Acetylene and hydrogen

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A body is in stable equilibrium after slight tilt if its center of gravity _____...?

(A) Remains above the point of contact
(B) Remains on one side of point of contact

(C) Passes over the point of contact
(D) Is at lowest position

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How many proton is present in the nucleus of Protium isotope...?

(A) 3
(B) 2

(C) 1
(D) 0

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On which disease did Robert Koch work...?

(A) Tuberculosis
(B) Cholera

(C) Malaria
(D) Diabetes

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To view dim stars, we use ______...?

(A) Compound microscope
(B) Endoscope

(C) Telescope
(D) Simple microscope

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It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the_______...?

(A) pitch
(B) Frequency

(C) Time period
(D) Quality

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Atmospheric temperature increases at the higher altitudes due to________...?

(A) Conduction
(B) Convection

(C) Inversion
(D) Radiation

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How dark matter is detected...?

(A) Dark matter is detected through its absorption effects
(B) Dark matter is detected through its gravitational effects on visible matter

(C) Dark matter is detected through its absorption and gravitational effects
(D) Dark matter cannot be detected

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