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Question: What did M. Hamel tell the people in the class about French language ? What did he ask them to do and why? (Or) How does M. Hamel pay a tribute to the french language ?

Continue ReadingQuestion: What did M. Hamel tell the people in the class about French language ? What did he ask them to do and why? (Or) How does M. Hamel pay a tribute to the french language ?

Question: Consider three charges q1, q2, q3 each equal to q at the vertices of an equilateral triangle of side l. What is the force on a charge Q (with the same sign as q) placed at the centroid of the triangle? (NCERT)

Continue ReadingQuestion: Consider three charges q1, q2, q3 each equal to q at the vertices of an equilateral triangle of side l. What is the force on a charge Q (with the same sign as q) placed at the centroid of the triangle? (NCERT)

Question: An electron moves a distance of 6 cm when accelerated from rest by an electric field of strength 2 x 10^-4 N/C. Calculate the time of travel. The mass and charge of electron are 9 x 10^-31 kg and 1.6 x 10^-19 C respectively.

Continue ReadingQuestion: An electron moves a distance of 6 cm when accelerated from rest by an electric field of strength 2 x 10^-4 N/C. Calculate the time of travel. The mass and charge of electron are 9 x 10^-31 kg and 1.6 x 10^-19 C respectively.