Physics The reflector of a search light is a : Cylindrical mirror Plane mirror Convex mirror Concave mirror Cylindrical mirror Plane mirror Convex mirror Concave mirror ANSWER DOWNLOAD EXAMIANS APP
Physics Why are we able to hear short wave broadcasts better than long wave broadcasts ? Short wave broadcasts are made by nearby radio stations. Short waves are unaffected by atmospheric disturbances. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. Short waves are unaffected by atmospheric disturbances. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. ANSWER DOWNLOAD EXAMIANS APP
Physics The dimensional formula for universal gravitational constant is M–1L3T–2 M 1L3T2 ML2T–2 M–2 M–1L3T–2 M 1L3T2 ML2T–2 M–2 ANSWER DOWNLOAD EXAMIANS APP
Physics Instruments for measuring Solar Radiation? Ammeter Dynamometer Anemometer Pyranometer Ammeter Dynamometer Anemometer Pyranometer ANSWER DOWNLOAD EXAMIANS APP
Physics Find the power of a convex lens if the image formed is at a distance of 25 cm from the lens when the object is placed on the other side of the lens at 12 cm from the optical centre? -12.33 diopters 4.33 diopters 12.33 diopters -4.33 diopters -12.33 diopters 4.33 diopters 12.33 diopters -4.33 diopters ANSWER DOWNLOAD EXAMIANS APP
Physics A person does some work of 1,000 J in 2 s. His power will be ________ 50W 25W 1000W 500W 50W 25W 1000W 500W ANSWER DOWNLOAD EXAMIANS APP
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