Questions

Which of the following devices helps to maintain a potential difference across a conductor?

Find the resistance (in mega Ω) of a wire of length 10 m, cross sectional area 1 cm2 and made of a material of resistivity 100 Ωm.

Which country, in January 2018 broke India's monopoly in providing Internet access to Nepal by becoming country's second Internet service provider?

The acceleration due to gravity at the surface of the earth (mass M and radius R) is proportional to ___.

In the following figure, rectangle represents brand managers, circle represents cartoonist, triangle represents sculptors and square represents fathers. Which set of letters represents fathers who are either brand managers or cartoonists?

In which state is Koyna dam located?

In which of the following market forms, a firm does not exercise control over price?

Which of the following elements was the last element in Newland's Law of Octaves?