A Candela is a measure of light
A) wavelength
B) temperature
C) intensity
D) none of these
Correct Answer:
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Q15: Which of the following parts of the
Q16: The world's oldest surviving photograph was taken
Q17: The first Canon camera was released in
A)1930
B)1935
C)1940
D)1923
Q18: What is a 'dolly'?
A)a heavy tripod
B)a remote
Q19: What was the first camera to be
Q21: When was the first ever colour photograph
Q22: Lenses are usually coated with
A)magnesium fluoride
B)sodium fluoride
C)zinc
Q23: Visible spectrum of the light has a
Q24: Luminous flux is:
A)the rate of energy radiation
Q25: Candela is the unit of:
A)illumination
B)luminous intensity
C)luminance
D)light energy
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