Physics The fact that two large ships travelling on close parallel courses in the same direction tend to move towards each other can be explained by Earth's gravitational force Bernoulli's principle Newton's third law of motion Magnetic properties of the ship's material Earth's gravitational force Bernoulli's principle Newton's third law of motion Magnetic properties of the ship's material ANSWER DOWNLOAD EXAMIANS APP
Physics Which physicists is the writer of the book 'A Brief History of Time'? Albert Einstein Isaac Newton Stephen Hawking Hans Bethe Albert Einstein Isaac Newton Stephen Hawking Hans Bethe ANSWER DOWNLOAD EXAMIANS APP
Physics The centre of gravity of a sprinter during the race lies Ahead of his feet To the left side of the body At the centre of the body Behind his feet Ahead of his feet To the left side of the body At the centre of the body Behind his feet ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument which uses sound waves to measure the depth of oceans is Venturimeter Sonar Radar Altimeter Venturimeter Sonar Radar Altimeter ANSWER DOWNLOAD EXAMIANS APP
Physics The ordinary and maximum tolerance limit of sound by human being is 50 db to 70 db (decibel) 65 db to 75 db (decibel) 60 db to 80 db (decibel) 70 db to 85 db (decibel) 50 db to 70 db (decibel) 65 db to 75 db (decibel) 60 db to 80 db (decibel) 70 db to 85 db (decibel) ANSWER DOWNLOAD EXAMIANS APP
Physics A bimetal made copper and iron strips welded together is straight at room temperature. It is held vertically with iron strip towards left and copper strip towards right. If this bimetal is heated, it will Remain straight None of these Bend towards right Bend towards left Remain straight None of these Bend towards right Bend towards left ANSWER DOWNLOAD EXAMIANS APP