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
Submitted by: Toheed Ahmed
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
Submitted by: Toheed Ahmed
A. Galvanisation
B. Vulcanisation
C. Annealing
D. Electroplating
Submitted by: Toheed Ahmed
A. Steam can penetrate the skin
B. Steam is at a higher temperature
C. Steam is at a higher pressure
D. Steam contains more energy than boiling water
Submitted by: Toheed Ahmed
A. Evaporation of water produces lot of cooling
B. Water boils at a comparatively high temperature
C. Water is good conductor of heat
D. Water has very high specific heat capacity
Submitted by: Toheed Ahmed
A. Remain unaffected
B. Fall away from or towards the train depending upon the speed
C. Fall towards the train
D. Fall away from the train
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A. -10°C
B. +10°C
C. -20°C
D. +20°C
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A. The value of `gi is less in water
B. Of the viscous force in water
C. Density of air is less than that of water
D. Of the surface tension of water
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A. Concave
B. Convex
C. Plane
D. Biconcave
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A. Taceometer
B. Chronometer
C. Retinoscope
D. Spectrometer
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A. Photodiode
B. Electroscope
C. Polaroid
D. Retinoscope
Submitted by: Toheed Ahmed