Physics It is easy to burst a gas-filled balloon with a needle than with a nail. It is because Gas is reactive with the needle. Nail is more longer than needle. Needle exerts more pressure than nail on the balloon. Nail exerts more pressure than needle on the balloon. Gas is reactive with the needle. Nail is more longer than needle. Needle exerts more pressure than nail on the balloon. Nail exerts more pressure than needle on the balloon. ANSWER DOWNLOAD EXAMIANS APP
Physics Sound following a flash of lightning is called Stoning Bolting Cloud clash Thunder Stoning Bolting Cloud clash Thunder ANSWER DOWNLOAD EXAMIANS APP
Physics What is the escape velocity of the rocket in the earth? 12.2 km/sec 13.2 km/sec 10.2 km/sec 11.2 km/sec 12.2 km/sec 13.2 km/sec 10.2 km/sec 11.2 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics In a railway track, two rails are joined end to end with a gap in between them because Steel can be saved Air-gaps are necessary for bearing the weight of running train Accidents due to expansion in summer can be avoided Accidents due to contraction in winter can be avoided Steel can be saved Air-gaps are necessary for bearing the weight of running train Accidents due to expansion in summer can be avoided Accidents due to contraction in winter can be avoided ANSWER DOWNLOAD EXAMIANS APP
Physics It is more difficult to walk on ice than on a concrete road because None of these There is more friction between the ice and feer There is very little friction between the ice and feet pressing it Ice is soft when compared to concrete None of these There is more friction between the ice and feer There is very little friction between the ice and feet pressing it Ice is soft when compared to concrete ANSWER DOWNLOAD EXAMIANS APP
Physics The wavelength of a wave is the distance between Trough and Trough Crest and Trough Crest and Crest Both B & C Trough and Trough Crest and Trough Crest and Crest Both B & C ANSWER DOWNLOAD EXAMIANS APP