Physics Which one of the following determines the sharpness of image in a camera ? The focal length of the lens The aperture Size of the camera The exposure time The focal length of the lens The aperture Size of the camera The exposure time ANSWER DOWNLOAD EXAMIANS APP
Physics A gas thermometer is more sensitive than a liquid thermometer because a gas : Does not change state easily Expands more than a liquid Is lighter than liquid Is easy to obtain Does not change state easily Expands more than a liquid Is lighter than liquid Is easy to obtain ANSWER DOWNLOAD EXAMIANS APP
Physics A cyclist leans inwards when he is negotiating a curve so that His weight may be reduced He may increase his speed No frictional force may be produced between the wheels and the axle Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. His weight may be reduced He may increase his speed No frictional force may be produced between the wheels and the axle Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. ANSWER DOWNLOAD EXAMIANS APP
Physics Materials that usually are good conductors of electricity? Wood Lead Aluminium Nickel Wood Lead Aluminium Nickel ANSWER DOWNLOAD EXAMIANS APP
Physics The bats can fly in the dark because They can see the objects in darkness They have weak legs and are likely to be attacked by predators They generate flashes of light They generate ultrasonic sound waves They can see the objects in darkness They have weak legs and are likely to be attacked by predators They generate flashes of light They generate ultrasonic sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics Two vectors are said to be equal if Only their magnitudes are same Both magnitude and direction are same Magnitudes are same but directions are opposite Only their directions are same Only their magnitudes are same Both magnitude and direction are same Magnitudes are same but directions are opposite Only their directions are same ANSWER DOWNLOAD EXAMIANS APP