Physics It is more difficult to walk on a sandy road than on a concrete road because sand is soft and concreter is hard. the sand is grainy but concrete is smooth. the friction between sand and feet is less than that between concrete and feet. the friction between sand and feet is more than that between concrete and feet. sand is soft and concreter is hard. the sand is grainy but concrete is smooth. the friction between sand and feet is less than that between concrete and feet. the friction between sand and feet is more than that between concrete and feet. ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument that measures and records the relative humidity of air is Hydrometer Lactometer Hygrometer Barometer Hydrometer Lactometer Hygrometer Barometer ANSWER DOWNLOAD EXAMIANS APP
Physics A circular plate, a cube and a sphere, all made up of same material and having the samemass, are heated to 300°C and left in a room. Which of them will have the slowest rate of cooling? Circular plate Cube All will cool at the same rate Sphere Circular plate Cube All will cool at the same rate Sphere ANSWER DOWNLOAD EXAMIANS APP
Physics When two semiconductors of pand n-type are brought in contact, they form p-n junction which acts like a/an Amplifier Rectifier Oscillator Conductor Amplifier Rectifier Oscillator Conductor ANSWER DOWNLOAD EXAMIANS APP
Physics A vacuum cleaner works on the principle of pressure difference. On the moon it will Work with reduced efficiency Work as efficiently as on the earth Not work at all Work with increased efficiency Work with reduced efficiency Work as efficiently as on the earth Not work at all Work with increased efficiency ANSWER DOWNLOAD EXAMIANS APP
Physics A microscope used in pathological laboratories forms Diminished, real and erect image Magnified, virtual and inverted image Magnified, virtual, erect image Diminished, virtual and erect image Diminished, real and erect image Magnified, virtual and inverted image Magnified, virtual, erect image Diminished, virtual and erect image ANSWER DOWNLOAD EXAMIANS APP
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