Physics Friction is caused by the ________ on the two surfaces in contact. Irregularities Smoothness Densities Gaps Irregularities Smoothness Densities Gaps ANSWER DOWNLOAD EXAMIANS APP
Physics Mud houses are cooler in summers and warmer in winters as compared to brick houses because Mud is a bad conductor Mud is a poor insulator Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters Mud is a good conductor Mud is a bad conductor Mud is a poor insulator Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters Mud is a good conductor ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of unequal masses are thrown vertically up with the same velocity. Which of the following will happen? The heavier mass will reach greater height Both will reach the same height The lighter mass will reach greater height Any of them may reach greater height The heavier mass will reach greater height Both will reach the same height The lighter mass will reach greater height Any of them may reach greater height ANSWER DOWNLOAD EXAMIANS APP
Physics Electric power is measured in units of Ampere Volt Watt Joule Ampere Volt Watt Joule ANSWER DOWNLOAD EXAMIANS APP
Physics What type of simple machine is an axe? The screw Wedge Both A & B Lever The screw Wedge Both A & B Lever ANSWER DOWNLOAD EXAMIANS APP
Physics A 4 kg object is moving horizontally with a speed of 5 m/s. To increase its speed to 10 m/s, the amount of net work required to be done on this object is: 100 J 50 J 150 J 75 J 100 J 50 J 150 J 75 J ANSWER DOWNLOAD EXAMIANS APP
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