Physics Which one of the following determines the sharpness of image in a camera ? Size of the camera The aperture The exposure time The focal length of the lens Size of the camera The aperture The exposure time The focal length of the lens ANSWER DOWNLOAD EXAMIANS APP
Physics Find the current (in A) when a charge of 1200C flows in 6 seconds. 7200 100 200 3600 7200 100 200 3600 ANSWER DOWNLOAD EXAMIANS APP
Physics We feel cool when we sit near the fan, this is because Fan cools surrounding air. Air vapourises the sweat on our body. Fan gives cool air. We feel cool when air touches the body. Fan cools surrounding air. Air vapourises the sweat on our body. Fan gives cool air. We feel cool when air touches the body. ANSWER DOWNLOAD EXAMIANS APP
Physics Pycnometer is an instrument used to measure the Density Intensity of solar radiation High temperatures Intensity of earthquake Density Intensity of solar radiation High temperatures Intensity of earthquake ANSWER DOWNLOAD EXAMIANS APP
Physics In heating frozen foods in sealed pouches in a microwaves, why do you first poke holes in the pouch? To prevent the steam pressure from bursting open the pouch To allow the aroma of the food to come out through the holes To allow the heat to get into the food through the hole To allow the microwaves to get into the food through the holes To prevent the steam pressure from bursting open the pouch To allow the aroma of the food to come out through the holes To allow the heat to get into the food through the hole To allow the microwaves to get into the food through the holes ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following group of elements are diamagnetic? Hydrogen, argon, copper Oxygen, copper, silver Hydrogen, oxygen, Argon Argon, copper, silver Hydrogen, argon, copper Oxygen, copper, silver Hydrogen, oxygen, Argon Argon, copper, silver ANSWER DOWNLOAD EXAMIANS APP