Physics A balloon filled with hydrogen will Reach a particular height and remain floating Burst after reaching some height Reach a particular height and start coming down Continue going upwards uninterrupted Reach a particular height and remain floating Burst after reaching some height Reach a particular height and start coming down Continue going upwards uninterrupted ANSWER DOWNLOAD EXAMIANS APP
Physics Why does'nt the hydrogen atom emit X-rays? Its energy levels are very close to each other It is highly electropositive It is very small in size It has only one electron Its energy levels are very close to each other It is highly electropositive It is very small in size It has only one electron ANSWER DOWNLOAD EXAMIANS APP
Physics When a card placed over a tumbler is flicked with the finger, the coin placed over it falls in the tumbler. Newton's third law of motion Law of conservation of energy Law of conservation of momentum Law of Inertia Newton's third law of motion Law of conservation of energy Law of conservation of momentum Law of Inertia ANSWER DOWNLOAD EXAMIANS APP
Physics A gas thermometer is more sensitive than a liquid thermometer because a gas : 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 Does not change state easily Expands more than a liquid ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibre works on which of the following principle of light? Total internal reflection Refraction Diffraction Reflection Total internal reflection Refraction Diffraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The force that keeps a body in a circular motion called The centrifugual force The frictional force The centripetal force All listed here The centrifugual force The frictional force The centripetal force All listed here ANSWER DOWNLOAD EXAMIANS APP
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