Which of the following statements is true ? (1) The speed of light in a vacuum depends upon the wavelength (2) The speed of light in a vacuum depends upon the frequency (3) The speed of light depends on wavelength, and not on frequency (4) The speed of light is independent of frequency and wavelength

2 Answers  

---

who was nagarjuna?

2 Answers  

---

The normal specific density of a lead-acid batter uses its ____ as its standard. (a) rate of discharge (b) status of the charge (c) life expectance (d) operating temperature

1 Answers  

---

i had applied for the post of junior engineer in RRB CHENNAI, can you please send me the previous five year question paper to MY MAIL ID: venkatv1986@yahoo.com

0 Answers   RRB,

---

Sir i want to rrb secundrabad techinical grade 3 old model papers with Answers

0 Answers  

---

how to prepare for section engineer computer science in rrb which book is best for that can u please give the previous question papers of section engineer computer science.? Can u please forward it to this mail id....."adityatiwari05@gmail.com"

0 Answers   RRB,

---

Hi, Could any one send RRB, Section Engineer, S&T Dept.(Computer Science) Model question papers for last 8 years along with syllabus? I have applied recently and awaiting for call letter for examination. This is my email id:r.dhanapal19@gmail.com; 91-9962400942

0 Answers   RRB,

---

Varun Yojna is related to (a) Supersonic aircraft (b) Missiles (c) Cloud seeding (d) None of these

2 Answers  

---

To demonstrate the phenomena of interference, we require (1) Two sources which emit radiation of the same frequency (2) Two sources which emit radiation of nearly the same frequency (3) Two sources which emit radiation of the same frequency and have a definite phase relationship (4) Two sources which emit radiation of different wavelengths

1 Answers  

---

Two candles of the same length but different thickness are lighted simultaneously. The thicker candle is supposed to burn for six hours while the thinner one is to last for two hours less. How many hours after they are lighted, the thicker candle will be double the length of the other one ? (a) 1 hour (b) 2 hours (c) 3 hours (d) 4 hours

2 Answers  

---

In a town with population of 4000, 3000 people are egg eaters, 2000 meat eaters and 1500 eat both egg and meat. How many are pure vegetarians ? (a) 500 (b) 1000 (c) 400 (d) 1500

2 Answers  

---

The sum of an even and an odd number is (a) Always even (b) Always odd (c) Sometimes odd and sometimes even (d) None of these

4 Answers  

---