Here, you may find CSS Optional Subjects MCQs. If you want to prepare MCQs of optional subjects, CSS MCQs platform is here to serve you while preparing your MCQs portion of your CSS Exam. Please practice these CSS Optional Subjects MCQs on a daily basis.
Sound energy is converted into _________ by a microphone?
A. Microwaves
B. Electrical signals
C. Optical Signals
D. Heat energy
1 BTU(British thermal unit) is equal to how many joules?
A. 955 joules
B. 990 joules
C. 1055 joules
D. 1211 joules
The horizontal rows of the periodic table are called ______?
A. Groups
B. Periods
C. Sets
D. Matrices
Who invented the battery?
A. Nicolas Carznot
B. Alessandro Volta
C. Michael Faraday
D. George Bessel
Which energy is changed by a loudspeaker into sound energy.
A. Chemical
B. Electrical
C. Light
D. Kinetic
- Go to the previous page
- 1
- …
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- …
- 51
- Go to the next page