Detergents dissolved in water help in cleaning clothes by_________?
A. Increasing the temperature of water
B. Reacting chemically with dirt
C. Reducing the surface tension of water
D. Dissolving dirt
A. Increasing the temperature of water
B. Reacting chemically with dirt
C. Reducing the surface tension of water
D. Dissolving dirt
A. Viscosity of ink
B. Capillary action phenomenon
C. Diffusion of ink through the blotting
D. Siphon action
A. Surface tension
B. Viscosity
C. Specific gravity
D. Elasticity
A. An accelerated motion
B. No acceleration at all
C. Uniform acceleration
D. Uneven acceleration
A. A binocular
B. A camera
C. An epidiascope
D. A stereoscope
A. 0°C
B. 4°C
C. 4° K
D. 4.8°C
A. Einstein
B. Newton
C. Gahleo
D. Hubble
A. Lactometer
B. Hygrometer
C. Manometer
D. Sonometer
A. Velocity
B. Temperature
C. Mass
D. None OF These
A. Albert Einstein
B. John Kepler
C. Galileo Galilie
D. None