Question
For some, good education is a necessary evil to get a
chance at a better life. In the sentence given below, an idiom/phrasal verb has been highlighted in bold. Given below it are five options, out of which you need to find the one which has the same meaning as the idiom/phrasal verb used in the sentence and can successfully replace the idiom/phrasal verb without changing the meaning of the sentence.Solution
A NECESSARY EVIL refers to soemthing that unpleasant but must be done/accepted in order to acheive a particular goal.
An object initially at rest explodes into several fragments. If no external forces act during the explosion, the center of mass of the fragments will:
A ray of light travels from glass (n=1.5) to air (n=1). For which angle of incidence will the ray just graze the surface (total internal reflection limit)?
What is the unit of the refractive index?
Find the resistance when a current of 2 A flows under a voltage of 10 V. Â
Two cars A and B are running at velocities of 60km per hour and 45 km per hour. What is the relative velocity of car A with respect to car B, if both ar...
The rate of transfer of charges through a circuit is called?
In a charged conductor, where do the electrical charges tend to reside?
A body of mass 2 kg is moving with velocity 3 m/s. What is its kinetic energy? Â
Which law of thermodynamics states that energy cannot be created or destroyed?
What is the formula for density? Â
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