Physics Which of the following is a compound machine? Screw Knife Bicycle Ramp Screw Knife Bicycle Ramp ANSWER DOWNLOAD EXAMIANS APP
Physics The group of solar cells joined together in a definite pattern is called a Battery Solar cell panel Solar cooker Solar heater Battery Solar cell panel Solar cooker Solar heater ANSWER DOWNLOAD EXAMIANS APP
Physics The rate of change of linear momentum of a body falling freely under gravity is equal to it's ________ ? Weight Kinetic Energy Impulse Potential Energy Weight Kinetic Energy Impulse Potential Energy ANSWER DOWNLOAD EXAMIANS APP
Physics Infrasonic sound has a frequency lower than 32 Hz 5 Hz 20 Hz 15 Hz 32 Hz 5 Hz 20 Hz 15 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics A copper wire of radius r and length l has a resistance of R. A second copper wire with radius 2r and length l is taken and the two wires are joined in a parallel combination. The resultant resistance of the parallel combination of the two wires will be 5 R R/5 5 R/4 4 R/5 5 R R/5 5 R/4 4 R/5 ANSWER DOWNLOAD EXAMIANS APP
Physics During the motion of a projectile fired from the earth surface, ________ Horizontal component of its velocity remains constant Its kinetic energy remains constant Its momentum remains constant Vertical component of its velocity remains constant Horizontal component of its velocity remains constant Its kinetic energy remains constant Its momentum remains constant Vertical component of its velocity remains constant ANSWER DOWNLOAD EXAMIANS APP
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