Question
Which of the following is NOT an example of longitudinal
waves?Solution
Electromagnetic waves, unlike sound or seismic P-waves, are transverse waves where the oscillations of the electromagnetic fields are perpendicular to the direction of wave travel.
Binny is 20% more efficient than Ankush, while Ankush is 50% more efficient than Raju. If the three of them—Ankush, Binny, and ...
B is thrice as efficient as A and C is 0.50 times as efficient as A. What is the ratio of number of days taken by A, B, and C when they work individually?
‘A’ and ‘B’ can do a piece of work in 20 days and 32 days, respectively. If they started the work together and worked on it for 9 days, then fin...
If 24 persons can finish 50% of work in 12 days in how many days 48 person can finish the complete work?
'Y' is 36% less efficient compared to 'X'. If 'X' requires 86.4 days to finish a task, determine how many days 'Y' will take to complete the same task.
Komal and Seema individually can complete a task in ‘3a’ hours and ‘7a’ hours respectively. If they together can complete (2/3)rd of the work in...
A work can be completed by ‘A’ and ‘B’, alone in 18 days and 12 days, respectively. Find the number of days taken by ‘C’ to complete the sam...
 Ajay, Bablu and Chirag can complete a certain work in 21, 28 and 15 days respectively. Ajay and Chirag started the work while Bablu joined them after ...
"A" and "B" collaborate to complete a project in 18 days. If "A" can finish the project 15 days faster than "B" when working solo, how long would it tak...
- A group of workers, all equally efficient, were assigned to complete a job in 16 days. However, 10 workers left the job at the end of each day. Despite thi...
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