Which is not optically active ?
Which is not optically active ?
A. sugar
B. tartaric acid
C. water
D. sodium chlorate
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Radioactive decay obeys which one of the following law ?
Radioactive decay obeys which one of the following law ?A. N=Noe-λt
B. N=Noeλt
C. N=Noe-λt/2
D. No=N(1+eλt)Slope of velocity time graph is_____________________?
Slope of velocity time graph is_____________________?A. acceleration
B. distance
C. force
D. momentumMach number is used in connection with the speed of___________?
Mach number is used in connection with the speed of___________?A. Ship
B. Light
C. Sound
D. aircraftA magnetic field___________________?
A magnetic field___________________?A. always exerts a force on a charged particle
B. never exerts a force on a charged particles
C. exerts a force if the charged particle is moving in the direction of the magnetic field lines
D. exerts a force if the charged particle is moving perpendicular to the magnetic field linesWhen a pure inductor of inductance L and a pure capacitor of capacitance C are connected in parallel to a sinusoidal potential difference V the potential difference across both L & C will be_______________?
When a pure inductor of inductance L and a pure capacitor of capacitance C are connected in parallel to a sinusoidal potential difference V the potential difference across both L & C will be_______________?A. Same
B. Different
C. At L will be more than at C
D. At L will be less than at CThe flow of ideal fluid is always_______________?
The flow of ideal fluid is always_______________?A. Turbulent
B. Streamline
C. Irregular
D. Straight line