Which of these is true for the speed of an electro-magnetic
wave and the speed of light?
Answers were Sorted based on User's Feedback
Answer / rajasekar
(a) The former is greater
(b) Both speeds are equal
(c) The latter is greater than the former
(d) None of these
| Is This Answer Correct ? | 18 Yes | 3 No |
Answer / joseph berkmans
Light is an Electro Magnetic(EM) radiation in which the
electric and magnetic fields are Oscillating perpendicular
to the direction of propagation.So, the answer is light is
an electromagnetic wave which travels at a speed of
2.99*10pow8 m/sec and a kind of EM wave.
| Is This Answer Correct ? | 0 Yes | 1 No |
If three person had buy watches in 60 rupees by a shopkeeper.if shopkeeper had given 10 rupees to his servent to return.servent had eaten something of rs 4 and then return rs 6 to each person.Now the watch cost 54 and each body contribute 18 so 54+4=58 where is 2 rupees.
Hello , can any one inform me about any good Bank PO training institute at Bangalore.
There are 6 people W,H,M,C,G,F who are murderer , victim , judge , police, witness, hangman. There was no eye witness only circumtancial witness. The murderer was sentenced to death. Read following statement and determine who is who.
Brown, Jones and Smith are a doctor, a lawyer, and a teacher. The teacher, who is an only child, earns the least money. Smith, who married Brown's sister, earns more than the lawyer. What is each man's job?
salary is 's' per month,'x'% of salary is given as bonus, if 3 months salary is s1,s2 & s3 then what is his salary.
There are 8 billiard balls, and one of them is slightly heavier, but the only way to tell was by putting it on a weighing scale against another. What's the fewest number of times you'd have to use the scale to find the heavier ball?
The time showed by an analog clock at a moment is 11 am then 1234567890 hours later it will show the time as:
A person travels 6km towards west, then travels 5km towards north ,then finally travels 6km towards west. Where is he with respect to his starting position?
There six red shoes & 4 green shoes .If two of the shoes are drawn.What is the probability of getting two red shoes.
1.area of trapezium?
what was the nick name of Jai prakash narayan?
There are 3 persons Sudhir, Arvind, and Gauri. Sudhir lent cars to Arvind and Gauri as many as they had already. After some time Arvind gave as many cars to Sudhir and Gauri as many as they have. After sometime Gauri did the same thing. At the end of this transaction each one of them had 24. Find the cars each originally had.