Sponsored

Physics - Mock Test 56

10 Questions

10:00

Test Completed!

0 / 10
Back to Physics Hub
Question 551

Optic fibres are mainly used for which of the following ?


Optical fibers are used most often as a means to transmit light between the two ends of the fiber and find wide usage in fiber-optic communications, where they permit transmission over longer distances and at higher bandwidths (data rates) than wire cables.

Question 552

In which one among the following is the speed of sound maximum?


No Details

Question 553

Who discovered Penicillin?


The first antibiotic, penicillin, was discovered by Alexander Fleming in 1928. He noticed that some bacteria he had left in a petri dish had been killed by naturally occurring penicillium mould. Since the discovery of penicillin, many other antibiotics have been discovered or developed. Source - www.bbc.co.uk

Question 554

Which chemical element is represented by the symbol Zn?


Zinc is a chemical element with symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table.

Question 555

Which rare element would you associate with Marie and Pierre Curie?


No Details

Question 556

What is the study of plants called?


No Details

Question 557

In a sitar wire which one of the following types of vibration is produced?


No Details

Question 558

The wavelength of X-rays is of the order of ?


No Details

Question 559

A moderator is used in nuclear reactors in order to?


No Details

Question 560

Mesons are found in?


No Details

Sponsored
Custom Exam

Create your own test environment. Choose categories, set negative marking, and practice like the real exam.

Build Custom Test