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A. Hailstorm
B. Condensation
C. Precipitation
D. Formation of ice
Answer
Answer
B. Condensation
Submitted by: Toheed Ahmed
An instrument to detect the purity of milk is __________?
A. Hygrometer
B. Lactometer
C. Manometer
D. Sonometer
Answer
Answer
B. Lactometer
Submitted by: Toheed Ahmed
The theory of Expanding Universe was first propounded by ___________?
A. Hubble
B. Gahleo
C. Einstein
D. Newton
Answer
Answer
A. Hubble
Submitted by: Toheed Ahmed
Water has maximum density at __________?
A. 4°K
B. 4.8°C
C. 0°C
D. 4°C
Answer
Answer
D. 4°C
Submitted by: Toheed Ahmed
For being able to see three-dimensional pictures we have to use _________?
A. A stereoscope
B. An epidiascope
C. A binocular
D. A camera
Answer
Answer
B. An epidiascope
Submitted by: Toheed Ahmed
A satellite moving round the earth with a uniform speed has __________?
A. Uniform acceleration
B. An accelerated motion
C. No acceleration at all
D. Uneven acceleration
Answer
Answer
A. Uniform acceleration
Submitted by: Toheed Ahmed
Materials for rain-proof coats and tents owe their water proof properties to __________?
A. Specific gravity
B. Viscosity
C. Surface tension
D. Elasticity
Answer
Answer
C. Surface tension
Submitted by: Toheed Ahmed
The absorption of ink by blotting paper involves ________?
A. Capilliary action phenomenon
B. Diffusion of ink through the blotting
C. Viscosity of ink
D. Siphon action
Answer
Answer
A. Capilliary action phenomenon
Submitted by: Toheed Ahmed
Detergents dissolved in water help in cleaning clothes by ________?
A. Dissolving dirt
B. Increasing the temperature of water
C. Reducing the surface tension of water
D. Reacting chemically with dirt
Answer
Answer
C. Reducing the surface tension of water
Submitted by: Toheed Ahmed
The cracking sound heard when dry hair is combed with a hard rubber comb is due to _________?
A. The hair barging against the charged comb
B. The rubbing of the comb with the hair
C. Small electric sparks
D. None of the above
Answer
Answer
D. None of the above
Submitted by: Toheed Ahmed