1.

Dipole placed in a sphere, what will be the electric flux?

2.

Why did the time period of rotation of Earth decrease by microseconds after the Japan 2011 earthquake?

• The oceanic floor and land disturbances caused the effect of rate of rotation of Earth.
• Redistribution of mass caused MOI to increase.
• Redistribution of mass caused MOI to decrease.
• The kinetic energy of Earth increased due to earthquakes.

3.

Oxidation state of S in H2S03 and H2S08

4.

Minimum value of 5^cos(2x) + 5^sin(2x)

5.

A motorcyclist is trying to jump across a path as shown by driving horizontally off a cliff A at a speed of 5 m/s. Ignore air resistance and take g = 10m/s² . The speed with which he touches the cliff B is?

6.

circles (concyclic, 3 pts given and do they form equilateral, right angled triangle)