A few problems from Current electricity

1. A carbon resistor of 47 k ohms is to be marked in the colour code . Write the sequence of colours . 2. A toaster produces more heat than a light bulb when connected in parallel to the 220 V mains . Which of the two has greater resistance ? 3. A 0- 50 … Continue reading A few problems from Current electricity

Physics Practical:: Measurement of diameter of capillary tube using travelling microscope.

Shalini asked: How to do calculation in the physics practical(capillary rise method)..how to measure the diameter of the capillary tube? A Travelling Microscope A travelling microscope is used to determine small distance to an accuracy of 0.001 cm. The measurement principle is based on the principle of vernier. In a typical travelling microscope, the main … Continue reading Physics Practical:: Measurement of diameter of capillary tube using travelling microscope.

Stop Worrying about Results :: Do your work properly !!

Believe in your abilities, Do your work Properly in a planned manner. Don't get too much worried about the results. AT your own level make all possible efforts to learn and practise the best you can. Write the exam wholeheartedly but with  a cool mind. Be sure to attempt all questions to the best of … Continue reading Stop Worrying about Results :: Do your work properly !!