The field frequency of HDTV
A15
B60
C30
D120
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
Opening and closing of the valves in relation to the position of piston and flywheel is called ?
In which direction does a freely suspended bar magnet point?
The least count of universal vernier caliper is
Which of the following is used for securing a tightened nut in position?
The first nuclear reactor in India is :