How to calculate Log and Antilogs using Table in 10 Minutes

How many microseconds are there in 10 minutes?

Mantissa of a logarithm using log table

A sphere of moment of inertia 10kgm^(2) is rotating at a speed of 100 rad/s. Calculate the torque required to stop it in 10 minutes. Also calculate the angular momentum of the wheel two minutes before it stops rotating.

The minute hand of a watch is 2 cm long. How far does its tip move in 10 minutes?

If 75% of a first order reaction was completed in 90 minutes, 60% of the same reaction would be completed in approximately (in minutes ) .............. (Take : log 2 = 0.30 , log 2.5 = 0.40)

A body cools from 70^(@)C" to "60^(@)C in 5 minutes and to 45^(@)C in the next 10 minutes. Calculate the temperature of the surroundings.