Physics Find the power of a convex lens if the image formed is at a distance of 16 cm from the lens when the object is placed on the other side of the lens at 20 cm from the optical centre? 11.25 diopters -11.25 diopters -3.75 diopters 3.75 diopters 11.25 diopters -11.25 diopters -3.75 diopters 3.75 diopters ANSWER DOWNLOAD EXAMIANS APP
Physics What changes will happen to a bowl of ice and water kept at exactly zero degree Celsius ? No change will happen All ice will melt Only some ice will melt All water will become ice No change will happen All ice will melt Only some ice will melt All water will become ice ANSWER DOWNLOAD EXAMIANS APP
Physics Speed in a given direction is called Velocity Displacement Acceleration Torque Velocity Displacement Acceleration Torque ANSWER DOWNLOAD EXAMIANS APP
Physics Parabolic mirrors are used in Dentists mirros Shaving mirros Car headlights Driving mirrors Dentists mirros Shaving mirros Car headlights Driving mirrors 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 allow the heat to get into the food through the hole To allow the aroma of the food to come out through the holes 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 heat to get into the food through the hole To allow the aroma of the food to come out through the holes To allow the microwaves to get into the food through the holes To prevent the steam pressure from bursting open the pouch ANSWER DOWNLOAD EXAMIANS APP
Physics Transformer is a device to convert Mechanical energy into Electrical energy Low voltage A.C. into high voltage A.C. Low voltage D.C. into high voltage D.C. C. to A.C. Mechanical energy into Electrical energy Low voltage A.C. into high voltage A.C. Low voltage D.C. into high voltage D.C. C. to A.C. ANSWER DOWNLOAD EXAMIANS APP