The side mirrors of vehicles are of which type of mirrors?
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A force of 200 N displaces a body by 4 m, calculate the work done (in J).
Which of the following device is used to measure humidity?
The frequency of direct current is _____________
The laws which govern the motion of planets are called ___________________.
Choose the most appropriate answer:Natural radioactivity was discovered by
Natural radioactivity was discovered by Henri Bacquerel.
The motion of a freely falling body is an example of ______________ accelerated motion.
An anemometer measures which of the following ?