Physics For which of the following substances, the resistance decreases with increase in temperature? Pure silicon Platinum Copper Nichrome Pure silicon Platinum Copper Nichrome ANSWER DOWNLOAD EXAMIANS APP
Physics A small drop of oil spreads over water because : Oil has a higher surface tension Water has a higher surface tension Oil has a higher viscosity Water has a higher viscosity Oil has a higher surface tension Water has a higher surface tension Oil has a higher viscosity Water has a higher viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics The audio signals of TV are Amplitude modulated Frequency modulated Unmodulated Velocity modulated Amplitude modulated Frequency modulated Unmodulated Velocity modulated ANSWER DOWNLOAD EXAMIANS APP
Physics Friction can be reduced by changing from Dynamic to Static Sliding to Rolling Static to Dynamic Rolling to Sliding Dynamic to Static Sliding to Rolling Static to Dynamic Rolling to Sliding ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument used to study the behaviour of a vibrating string is : Sonometer Barometer Hydrometer Hygrometer Sonometer Barometer Hydrometer Hygrometer ANSWER DOWNLOAD EXAMIANS APP
Physics Radio waves sent out by a radio stations are reflected by Stratosphere Troposphere Ionosphere Mesosphere Stratosphere Troposphere Ionosphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
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