A longitudinal wave is made, when



A longitudinal wave is made, when..

Answer / rajasekar

(1) Two stationary waves equal frequency and amplitude meet
in opposite directions
(2) Two stationary waves of equal frequency and amplitude
meet in the same direction
(3) Two stationary waves of equal frequency but different
amplitudes meet in opposite directions
(4) Two stationary waves of equal amplitude but different
frequency meet in opposite directions

Is This Answer Correct ?    1 Yes 0 No

Post New Answer

More General Aptitude Interview Questions

A boy travels 285kms in 6hours in 2 stages.. first stage- 40km. second stage-55km.how much distance does he covers?

6 Answers  


One guy (some name) has Rs. 100/- in hand. He has to buy 100 balls. One football costs Rs. 15/, One Cricket ball costs Re. 1/- and one table tennis ball costs Rs. 0.25 He spend the whole Rs. 100/- to buy the balls. How many of each balls he bought?

0 Answers   Accenture,


Three years ago my uncle offered me a used keyboard for Rs. 1024. A year later he offered me the same for Rs. 640 and last year he wanted Rs. 400 and now he is willing to sell it to me for Rs. 250. But I have decided to buy it when he reduces the price next time. If he is constantly reducing its price, at what price will he offer the keyboard to me next?

0 Answers   Cap Gemini,


A lorry starts from Bangalore to Mysore at 6.00 A.M,7.00am.8.00 am.....10 pm. Similarly one another starts from Mysore to Bangalore at 6.00 am,7.00 am, 8.00 am.....10.00pm. A lorry takes 9 hours to travel from Bangalore to Mysore and vice versa. A lorry which has started at 6.00 am will cross how many lorries.

0 Answers   Infosys,


In a arithmetic reason 10,9,60,90,70 and 66.. .whats the next number with conclusion

0 Answers   IBM,






If the diagonals of a rhombus are 8 cm and 10 cm respectively what will be the area of the rhombus? (a) 35 sq cm (b) 40 sq cm (c) 30 sq cm (d) 20 sq cm (e) None of these

2 Answers  


One train leaves Los Angeles at 15mph heading for New York. Another train leaves from New York at 20mph heading for Los Angeles on the same track. If a bird, flying at 25mph, leaves from Los Angeles at the same time as the train and flies back and forth between the two trains until they collide, how far will the bird have traveled?

1 Answers   Microsoft,


I want some Aptitude Test Questions.Let me know the answer please.

1 Answers   PreludeSys,


If x + 8y = 20 and x = -3y, then y =

10 Answers   IBM,


if a man byes 1 lt of milk for 12 Rupees and mixes with 20% of water and sells it for Rs. 15 then what is percentage of gain

11 Answers   Agile Software, Global Tech, MBT,


22.) There are nine balls on a billiards table numbered consecutively from 1 to 9. Each ball carries the points equal to its complement of 10 for pocketing a ball. If the sum of the points obtained by pocketing the ball in the first three strokes is 8 and the sum of the points obtained by pocketing the ball in the last three strokes is 22, then which of the following cannot be the sum of the numbers written on the ball which were pocketed in the 1st, 5th and 8th stroke? (Assume in each stroke exactly one ball was pocketed and all the 9 balls were pocketed in 9 strokes) a) 19 b) 12 c) 23 d) 8 25.) 1 unit of A is made by mixing 4 units of B and 5 units of C. 1 unit of B is made by mixing 1 unit of X, 4 units of Y and 1 unit of Z. 1 unit of C is made by mixing 2 units of X, 6 units of Y and 1 unit of Z. The weight of 1 unit each of X, Y and Z is 5 kgs, 3 kgs and 8 kgs respectively. What is the total weight of Y required to make 1400 kgs of A? a) 630 kgs b) 720 kgs c) 690 kgs d) 870 kgs 26.) 10 points are chosen on a plane. Every possible pair of points is joined by a line and the midpoint of the line is marked with red colour. What is the minimum possible number points on the plane which have been marked with red colour? a) 9 b) 17 c) 27 d) 45 27.) A function F(n) is defined as F(n-1)=1/(2-F(n)) for all natural numbers n. If F(1) = 2, then what is the value of [F(1)] + [F(2)] +...+ [F(50)]? (Here, [x] is equal to the greatest integer less than or equal to x) a)51 b) 55 c) 54 d) 52

3 Answers  


what is the least perfect square divisible by8, 9 and 10?

3 Answers   Thermax,


Categories