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Which of the following vitamin contains Cobalt?
At what temperature a body will not radiate any heat energy?
A constant retarding force of 20 N is applied to a body of mass 10 kg moving initially with a speed of 12 m s–1. How long does the body tak...
Which vitamin helps in improving night vision?
Which of the following element is found in maximum percentage in the human body?
The escape velocity from a planet is 11.2 km/s. What is the minimum kinetic energy per kg needed to escape?
1. 6.3 x 107 J/ Kg
<...The SI unit of angular momentum is equivalent to which of the following?
When a forward bias is applied to a p-n junction, it
Coffee, spinach, onion and tea in our diet mostly provide us with which of the following elements as food?
Kilowatt-hour is the unit of :
