Multiple Choice
Resistance of a particular wire depends upon
A) size and shape
B) shape and length only
C) size only
D) shape only
Correct Answer:
Verified
Correct Answer:
Verified
Q6: If current and potential difference are directly
Q7: Resistivity is measured in<br>A)ohms<br>B)ohm per meter<br>C)ohm meter<br>D)ohm
Q8: From double-slit experiment, the quantities to be
Q9: In semiconductors upon increasing temperature, conductivity<br>A)decreases<br>B)increases<br>C)remains constant<br>D)haphazard
Q10: A filament lamp is<br>A)Ohmic<br>B)non-Ohmic<br>C)low resistive<br>D)non glowing
Q12: If two waves are in phase and
Q13: Current and voltage are<br>A)directly related<br>B)inversely related<br>C)not related<br>D)gives
Q14: Resistivity of lead is {{}}<br>A)22.5 × 10<sup>-8</sup>
Q15: Resistance of metal is affected by<br>A)presence of
Q16: Constructive interference happens when two waves are<br>A)out