Physics Vehicles use ________ to see the objects coming from behind. Concave mirror Convex lens Concave lens Convex mirror Concave mirror Convex lens Concave lens Convex mirror ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic plate of equal thickness and coefficient thermal conductivity K1 and K2 put together face to face. A common plate is constructed. What is equivalent K? 2k1k2/k1+k2 K1+k2/k1k2 K1k2/k1+k2 None 2k1k2/k1+k2 K1+k2/k1k2 K1k2/k1+k2 None ANSWER DOWNLOAD EXAMIANS APP
Physics A disk and a sphere of same radius but different masses roll on two inclined planes of the same altitude and length. Which one of the two objects gets to the bottom of the plane first ? Depends on their masses Sphere Disk Both reach at the same time Depends on their masses Sphere Disk Both reach at the same time ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound is more in Wood Air Water Steel Wood Air Water Steel ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Reflection Diffraction Interference Polarisation Reflection Diffraction Interference Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics The distance between node and adjacent antinode is 30 cm. The wavelength is 30 cm. 60 cm. 120 cm. 90 cm. 30 cm. 60 cm. 120 cm. 90 cm. ANSWER DOWNLOAD EXAMIANS APP
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