Physics Electric current is measured by which instrument? Barometer Sinometer Voltmeter Ammeter Barometer Sinometer Voltmeter Ammeter ANSWER DOWNLOAD EXAMIANS APP
Physics The sensation of weightlessness in a spacecraft in an orbit is due to the Fact that spacecraft in the orbit has no energy Presence of gravity outside but not inside the spacecraft Absence of gravity outside Acceleration in the orbit which is equal to the acceleration due to gravity outside Fact that spacecraft in the orbit has no energy Presence of gravity outside but not inside the spacecraft Absence of gravity outside Acceleration in the orbit which is equal to the acceleration due to gravity outside ANSWER DOWNLOAD EXAMIANS APP
Physics A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height? 3.44 sec 4.65 sec 2.87 sec 5.41 sec 3.44 sec 4.65 sec 2.87 sec 5.41 sec ANSWER DOWNLOAD EXAMIANS APP
Physics In a conductor The valence band and the conduction band overlap each other The forbidden energy gap is very wide There is no conduction band The forbidden energy gap is very narrow The valence band and the conduction band overlap each other The forbidden energy gap is very wide There is no conduction band The forbidden energy gap is very narrow ANSWER DOWNLOAD EXAMIANS APP
Physics The safest hammers are those with heads that are Chiseled and drop forged Alloy and drop-forged steel Welded and alloyed Cast steel and chiseled Chiseled and drop forged Alloy and drop-forged steel Welded and alloyed Cast steel and chiseled ANSWER DOWNLOAD EXAMIANS APP
Physics In a Laser (say neon laser) all the atoms emit the light waves of Same phase All of these Same amplitude Same frequency Same phase All of these Same amplitude Same frequency ANSWER DOWNLOAD EXAMIANS APP