Physics Rear view mirror of car is convex or concave? Concave Convex Can't be determined Both A & B Concave Convex Can't be determined Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics The SI unit of luminous emittance is : Candela Lumen second Lumen Lux Candela Lumen second Lumen Lux ANSWER DOWNLOAD EXAMIANS APP
Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The mercury level starts rising The mercury level starts falling The bell jar breaks up The mercury level does not change The mercury level starts rising The mercury level starts falling The bell jar breaks up The mercury level does not change ANSWER DOWNLOAD EXAMIANS APP
Physics In which one of the following the phenomenon of total internal reflection of light is used ? Twinkling of stars Working of binoculars Formation of mirage Formation of rainbow Twinkling of stars Working of binoculars Formation of mirage Formation of rainbow ANSWER DOWNLOAD EXAMIANS APP
Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks None of these It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks None of these ANSWER DOWNLOAD EXAMIANS APP
Physics A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height? 2.87 sec 4.65 sec 5.41 sec 3.44 sec 2.87 sec 4.65 sec 5.41 sec 3.44 sec ANSWER DOWNLOAD EXAMIANS APP