SAMPLE QUESTIONS FOR SA 1 PHYSICS

QUESTION: Out of two solar cookers, one was covered with a plane glass slab and the other was left open. Which of the two solar cookers will be more efficient and why?ANSWER: The solar cooker with the glass slab: as the heat gets trapped within the cooker and the temperature of the cooker rises. It…… Continue reading SAMPLE QUESTIONS FOR SA 1 PHYSICS

Questions received from a curious UG student

I have several doubts in physics.Would you like to answer me please?The following are the doubtful questions I have – 1.What is meant by ‘Radic’? 2.What is a ‘parallelopiped’?Is it a 3-dimensional parallelogram? 3.Why does no electric current flow through vacuum? 4.When several transparent materials are kept above each other, the resultant behaves like an…… Continue reading Questions received from a curious UG student