Physics The magnifying power of an astronomical telescope can be decreased by None of these Increasing the focal length of the objective Decreasing the focal length of the eyepiece Increasing the focal length of the eyepiece None of these Increasing the focal length of the objective Decreasing the focal length of the eyepiece Increasing the focal length of the eyepiece ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following waves cannot be polarised? Ultra violet Radio Ultrasonic Infrared Ultra violet Radio Ultrasonic Infrared ANSWER DOWNLOAD EXAMIANS APP
Physics The height of a geo-stationary satellite from the Earth's surface is approximately : 30,000 km 42,000 km None of these 36,000 km 30,000 km 42,000 km None of these 36,000 km ANSWER DOWNLOAD EXAMIANS APP
Physics One should not connect a number of electrical appliances to the same power socket because the appliance will not get full voltage this can damage the domestic wiring due to overloading this can damage the electrical meter this can damage the appliances due to overloading the appliance will not get full voltage this can damage the domestic wiring due to overloading this can damage the electrical meter this can damage the appliances due to overloading ANSWER DOWNLOAD EXAMIANS APP
Physics If an electron and a photon have the same wavelength, then they will have the same Energy Velocity Linear momentum Angular momentum Energy Velocity Linear momentum Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following discovered X-rays? J.J Thomson James Chadwick W.C Roentgen Marie Curie J.J Thomson James Chadwick W.C Roentgen Marie Curie ANSWER DOWNLOAD EXAMIANS APP
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