Which quantity is a state function_______________?
Which quantity is a state function_______________?
A. internal energy
B. heat supply
C. pressure
D. volume
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Michelson devised the formula to calculate the speed of light_______________?
Michelson devised the formula to calculate the speed of light_______________?A. C = 4fd
B. C = 8fd
C. C = 16fd
D. C = 5/2fdThe size of one degree of Celsius is equal to_________________?
The size of one degree of Celsius is equal to_________________?A. One degree of Fahrenheit scale
B. 1.8 degrees of Fahrenheit scale
C. 3.2 degrees of Fahrenheit scale
D. 2.12 degrees of Fahrenheit scaleConcentration of red cells in blood is about______________?
Concentration of red cells in blood is about______________?A. 25%
B. 40%
C. 50%
D. 75%Depletion region of a junction is formed_____________?
Depletion region of a junction is formed_____________?A. during the manufacturing process
B. under forward bias
C. under reverse bias
D. when temperature variesIn an angular motion, Newton’s second law of motion is_____________?
In an angular motion, Newton’s second law of motion is_____________?A. F=ma
B. F=τp/It
C. Στ = I α
D. All aboveThe purpose of flywheel in the engines is________________?
The purpose of flywheel in the engines is________________?A. to smooth out the energy variation
B. to add more weight to engine to work it stable
C. to start engine
D. both A and B