Physics The group of solar cells joined together in a definite pattern is called a Solar cooker Solar cell panel Battery Solar heater Solar cooker Solar cell panel Battery Solar heater ANSWER DOWNLOAD EXAMIANS APP
Physics To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor Can be of any shape Should be made of a good conductor but can be of any shape Should be in the form of a vertical rod Should be made of a good conductor like copper with sharp-pointed edges Can be of any shape Should be made of a good conductor but can be of any shape Should be in the form of a vertical rod Should be made of a good conductor like copper with sharp-pointed edges ANSWER DOWNLOAD EXAMIANS APP
Physics The frequency used in TV and radar system lies in HF UHF VHF SHF HF UHF VHF SHF ANSWER DOWNLOAD EXAMIANS APP
Physics Circuit breaker usually operate under Steady state of short-circuit current After D. C. component has ceased Transient state of short-circuit current Sub-transient state of short-circuit current Steady state of short-circuit current After D. C. component has ceased Transient state of short-circuit current Sub-transient state of short-circuit current ANSWER DOWNLOAD EXAMIANS APP
Physics The commonly used coolant in refrigerators is Freon Oxygen Ammonia Nitrogen Freon Oxygen Ammonia Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Physics Propagation of sound can be visualised as propagation of ________ variations in the medium Viscosity Porosity Density Elasticity Viscosity Porosity Density Elasticity ANSWER DOWNLOAD EXAMIANS APP
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