Physics If the velocity-time graph of a particle is represented by y = mt + c, then the particle is moving with Constant acceleration Constant velocity Constant speed Varying acceleration Constant acceleration Constant velocity Constant speed Varying acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of different masses are dropped simultaneously from the top of a building Larger stone reaches the ground earlier Smaller stone reaches the ground earlier Depends on the composition of the stone Both the stones reach the ground at the same time Larger stone reaches the ground earlier Smaller stone reaches the ground earlier Depends on the composition of the stone Both the stones reach the ground at the same time ANSWER DOWNLOAD EXAMIANS APP
Physics Why does the sea appear blue in colour? Reflection of the sun light from water surface Refraction of the sun light Scattering of the sunlight by water molecules Interference of the sun light from water surface Reflection of the sun light from water surface Refraction of the sun light Scattering of the sunlight by water molecules Interference of the sun light from water surface ANSWER DOWNLOAD EXAMIANS APP
Physics The value of coefficient of restitution in perfectly elastic collision is 0.5 1 2 0.5 1 2 ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Lightning discharge in atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Lightning discharge in atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. ANSWER DOWNLOAD EXAMIANS APP
Physics What is the wavelength of visible spectrum ? 7800 A° – 8000 A° 1300 A°–3000 A° 8500 A° – 9800 A° 3900 A° – 7600 A° 7800 A° – 8000 A° 1300 A°–3000 A° 8500 A° – 9800 A° 3900 A° – 7600 A° ANSWER DOWNLOAD EXAMIANS APP