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Q Define: specific rotation?
Precise rotation for a given wavelength of light at a given temperature is defined as the rotation produced by one-decimetre length of the liquid column containing 1 gram of the active material in1cc of the solution.
That is S = θ / l c
When unsaturated compounds undergo addition reactions with free radicals, it is known as free radical addition reaction.
is motion of a ball on a smooth surface an example of uniform velocity? is motion of a ball on a rough surface an example of variable velocity? is a car moving on a straight path
Depending upon the penetration power, there are two parts of X-rays Hard X-rays More penetration power More frequency of the order of ≈ 1019 Hz Lesser wavelength range
An automobile fuel tank is filled to the brim with45 L of gasoline (12 gal) at 20°C.Immediately afterward, the vehicle is parked in the sunlight, where the temperature is 45°C. How
A power boat of mass 500 kg is cruising at a constant speed of 8.9 m/s. The propeller provides a drive force of 765 N. The driver of the boat shuts off the engine, and the boat coa
A seat of EMF is in sequence with a resistor R1 and with a parallel combination of two other resistors R2 and R3. R2 is a changeable resistor whose resistance can be changed just b
explain with the aid of a diagram what is meant by the moment of a force about point
A toy car with a mass of 0.75 kg is pulled3.2 m across the floor with a constant force of 110 N. If 67 J of work is done, what is the upward angle of the force?
MOVEMENT OF CHARGE: Although electric current is referred to as the flow of electrons through a conductor, it should be noted that more exactly, any movement of electric charge
In X-ray tube, when high speed electrons strike the target, they move into the target. They lose their kinetic energy and come to rest inside the solid. The electron because of fin
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