Question 1. For which Diode is used ?

Question 2. Who among the following developed the technology of underground nuclear explosion ?

Question 3. Which among the following types of coal roduces most heat per unit?

Question 4. Which among the following waves is used for communication by artificial satellites?

Question 5. What is found in frequency modulation?

Question 6. When the speed of car is doubled then what will be the braking force of the car to stop it in the same distance ?

Question 7. The dimension of which of the following is the same as that of impulse?

Question 8. Which among the following is the fundamental quantity?

Question 9. If the diameter of a capillary is doubled then the rise of water in it will be

Question 10. Why the needle of iron swims on Water surface when it is kept gently ?