Physics A periscope works by the principle of Refraction Diffraction Total internal reflection Reflection Refraction Diffraction Total internal reflection Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The magnifying power of an astronomical telescope can be decreased by Increasing the focal length of the objective Increasing the focal length of the eyepiece None of these Decreasing the focal length of the eyepiece Increasing the focal length of the objective Increasing the focal length of the eyepiece None of these Decreasing the focal length of the eyepiece ANSWER DOWNLOAD EXAMIANS APP
Physics For which of the following substances, the resistance decreases with increase in temperature? Copper Nichrome Platinum Pure silicon Copper Nichrome Platinum Pure silicon ANSWER DOWNLOAD EXAMIANS APP
Physics What is the source of energy for the water cycle? Animals Rain water Sun Clouds Animals Rain water Sun Clouds ANSWER DOWNLOAD EXAMIANS APP
Physics Name the process of production of energy in the Sun Ionization Nuclear fusion Nuclear fission Radioactivity Ionization Nuclear fusion Nuclear fission Radioactivity ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following have the same unit ? Work and power Torque and angular momentum Torque and moment of inertia Work and torque Work and power Torque and angular momentum Torque and moment of inertia Work and torque ANSWER DOWNLOAD EXAMIANS APP
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