Physics What type of simple machine is an axe? Lever The screw Wedge Both A & B Lever The screw Wedge Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of heat into electrical energy is achieved by using : Voltmeter Ammeter Thermocouple Hydrometer Voltmeter Ammeter Thermocouple Hydrometer ANSWER DOWNLOAD EXAMIANS APP
Physics The audio signals of TV are Amplitude modulated Unmodulated Frequency modulated Velocity modulated Amplitude modulated Unmodulated Frequency modulated Velocity modulated ANSWER DOWNLOAD EXAMIANS APP
Physics Water will not be vapourised if The humidity is 0% The temperature is 100°C The humidity is 100% The temperature is 0°C The humidity is 0% The temperature is 100°C The humidity is 100% The temperature is 0°C ANSWER DOWNLOAD EXAMIANS APP
Physics Temperature of distant luminous bodies can be determined by Gas thermometers Mercury thermometers Pyrometers Colour thermometers Gas thermometers Mercury thermometers Pyrometers Colour thermometers ANSWER DOWNLOAD EXAMIANS APP
Physics Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons? 3.3 km, 0.30 km 2.8 km, 0.25 km 1.8 km, 0.15 km 2.2 km, 0.20 km 3.3 km, 0.30 km 2.8 km, 0.25 km 1.8 km, 0.15 km 2.2 km, 0.20 km ANSWER DOWNLOAD EXAMIANS APP
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