A. Brittle
B. Ductile
C. Amorphous
D. Polymers
A. negative charges
B. positive charges
C. both negative and positive charges
D. neutral particles
A. Symmetry
B. Homogeneity
C. Isotropy
D. Cleavage
A. Different in different direction
B. Same in all direction
C. Same only along opposite directions
D. Same only along normal directions
A. collector
B. emitter
C. base
D. any of above
A. We face sun and raindrops
B. The Sun remains behind us and we face raindrops
C. In light rainfall, we face Sun
D. The sky remains clear and the sun is at lower position in the sky
A. equal to emitter current
B. slightly less than emitter current
C. greater than emitter current
D. any of above