Answer / sandhya

Heavenly bodies belonging to solar system.Their orbits are
not elliptical like those of the planet but are highly
elongated.a comet has nucleus or head and a tail of gaseous
matter several thousands of miles long.

how the aspirator pump works?

1 Answers   NTPC,

---

HOW do u caluculate the luminous efficiency?

0 Answers  

---

What is your definition of a quasar?

1 Answers  

---

what is Lambert's cosine law?

1 Answers  

---

how to caluculate buoyant force in accelerating fluids?

3 Answers   NTPC,

---

What is the difference between Diffraction and Refraction?

3 Answers  

---

Is a new theory of light and matter needed to explain what happens at very high energies and temperatures?

0 Answers  

---

What is Integral Fast Reactor (IFR)?

1 Answers  

---

Are protons unstable?

1 Answers  

---

How did the Universe begin?

1 Answers  

---

what is the kepler's second law of planetary motion?

1 Answers   Google,

---

what is the difference between monochromatic and chromatic aberrations?

1 Answers  

---