A sphere of diameter 2 mm falls 150 mm in 20 seconds through a viscous liquid. The density of the sphere is 7500 kg/m3 and that of the liquid is 900 kg/m3. What is the coefficient of viscosity of the liquid? (Take g = 9.81 m/s2)

Which of the following territories was annexed by Lord Dalhousie under the pretext of misgovernance, and not directly through the Doctrine of Lapse?

What was the primary stated reason for the Partition of Bengal in 1905 by Lord Curzon?

Which of the following events is considered the immediate trigger for the launch of the Non-Cooperation Movement by Mahatma Gandhi?