Questions

Which of the following can neither be created nor be destroyed?

Which of the following can do more work?

Consider a planet whose mass and radius are both twice the mass and radius of Earth. The acceleration due to gravity on the surface of the planet is 'n' times that on Earth. The value of n is:

If for a perfectly competitive firm, price is Rs 7.2, output is 4500 units, average variable costs are Rs 1.2, and average total costs are Rs 4. The firm's profits are equal to

In the Modern Periodic Table elements present in the same period will have the same

Which of the following is added to iron to make iron hard and strong?

Where is Nargu Wildlife Sanctuary?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No error'.
On Sundays (1)/ I prefer reading (2)/ than going out visiting my friends. (3)/ No Error (4)