Newton estimated the speed of sound _____________________?
Newton estimated the speed of sound _____________________?
A. 281m/sec
B. 333m/sec
C. 340m/sec
D. all of the above
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The radius of geostationary orbit from the centre of the earth is nearly______________?
The radius of geostationary orbit from the centre of the earth is nearly______________?A. 42000km
B. 36000km
C. 24000 km
D. 18000 kmAn OP-AMP comparator is a circuit that compares the signal voltage on one of its inputs with a ______________?
An OP-AMP comparator is a circuit that compares the signal voltage on one of its inputs with a ______________?A. Non-inverting voltage at output
B. Reference voltage on the other
C. Virtual input
D. OutputIdentify the correct statement about minority carriers_____________?
Identify the correct statement about minority carriers_____________?A. holes in n-type and free electrons in p-type
B. holes in n-type and p-type
C. free electrons in n-type and holes in p-type
D. free electrons in n-type and p-typeThe existence of Ether wind was experimentally rejected by__________________?
The existence of Ether wind was experimentally rejected by__________________?A. equal to its rest mass
B. double of its rest mass
C. infinite
D. zeroA field in which the work done in a moving a body along closed path is zero is called________________?
A field in which the work done in a moving a body along closed path is zero is called________________?A. electric field
B. conservative field
C. electromagnetic field
D. gravitational fieldSmaller the least count of the instrument more is the measurement________________?
Smaller the least count of the instrument more is the measurement________________?A. Accurate
B. Precise
C. Accurate and precise
D. None of these