Explain what is free fall acceleration?

1027

---

Explain the difference between cathode ray and beta ray?

847

---

Explain the history of nuclear reaction?

876

---

Why can not we think out of this universe?

890

---

What is formula for finding distance?

992

---

What is geo-synchronous point, and its specialty?

960

---

Will the shadow of an air plane fall over earth landspace while it is flying in air?

856

---

For creation of light energy what the inputs are required, how the light energy is created?

907

---

A cricket ball and a football are dropped simultaneously from the top of qutub minar.

975

---

Why does not bicycle fall when it running condition? When it fall whiteout stand. Why?

909

---

Tell me how computer use for communication?

1005

---

What is the history of nuclear reaction?

871

---

What is fission?

918

---

Explain what does held nucleons together in a nucleus?

867

---

Explain the essential difference between an electron and a beta ray?

938

---