Physics In the absence of ozone layer, which rays will enter into atmosphere? X-rays Visible Infrared Ultraviolet X-rays Visible Infrared Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Physics For which of the following substances, the resistance decreases with increase in temperature? Pure silicon Nichrome Platinum Copper Pure silicon Nichrome Platinum Copper ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a non renewable source of energy ? Coal Solar Wind Biogas Coal Solar Wind Biogas ANSWER DOWNLOAD EXAMIANS APP
Physics The propagation of sound waves in a gas involves Adiabatic compression and rarefaction Isothermal compression and rarefaction Isochoric compression and rarefaction Isobaric compression and rarefaction Adiabatic compression and rarefaction Isothermal compression and rarefaction Isochoric compression and rarefaction Isobaric compression and rarefaction ANSWER DOWNLOAD EXAMIANS APP
Physics Energy per unit volume is dimensionally equal to Pressure Density Force Work Pressure Density Force Work ANSWER DOWNLOAD EXAMIANS APP
Physics When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as Doppler effect Beats Echo Resonance Doppler effect Beats Echo Resonance ANSWER DOWNLOAD EXAMIANS APP
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