Physics The spring balance works on the principle of ________ . Bernoulli's principle Hooke's Law Boyle's Law Pascal's Law Bernoulli's principle Hooke's Law Boyle's Law Pascal's Law 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 prevent the steam pressure from bursting open the pouch To allow the microwaves to get into the food through the holes 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 prevent the steam pressure from bursting open the pouch To allow the microwaves to get into the food through the holes ANSWER DOWNLOAD EXAMIANS APP
Physics When a pail of water is swung in a vertical circle, the water does not fall out at the top of the loop when the speed is Above a certain minimum value irrespective of amount of water in the pail Below a certain minimum value depending on amount of water in the pail Below a certain minimum value irrespective of amount of water in the pail Above a certain minimum value depending on amount of water in the pail Above a certain minimum value irrespective of amount of water in the pail Below a certain minimum value depending on amount of water in the pail Below a certain minimum value irrespective of amount of water in the pail Above a certain minimum value depending on amount of water in the pail ANSWER DOWNLOAD EXAMIANS APP
Physics Why does ice covered in sawdust not melt quickly ? The water is absorbed by sawdust Sawdust is a bad conductor of heat Sawdust does not allow the air to touch the ice Sawdust is good conductor of heat The water is absorbed by sawdust Sawdust is a bad conductor of heat Sawdust does not allow the air to touch the ice Sawdust is good conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics A device used for converting a.c. into d.c. is called Transformer Rectifier Induction coil Dynamo Transformer Rectifier Induction coil Dynamo ANSWER DOWNLOAD EXAMIANS APP
Physics Holography is a technique of Recording a permanent, sharp two diimensional black and white or multicolour photograph Recording a permanent three dimensional photograph of a given single colour or a multicolour Recording a permanent three dimensional black and white photograph Recording a permanent three dimensional multicolour photograph Recording a permanent, sharp two diimensional black and white or multicolour photograph Recording a permanent three dimensional photograph of a given single colour or a multicolour Recording a permanent three dimensional black and white photograph Recording a permanent three dimensional multicolour photograph ANSWER DOWNLOAD EXAMIANS APP