Multiple Choice
The mirror used in search lights is
A) concave
B) convex
C) plane
D) none of these
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q1: Out of the following, which frequency is
Q3: Waves produced by supersonic jet planes are<br>A)shock
Q4: The laws of reflection are true for<br>A)the
Q5: In which of the following media will
Q6: Which of the following is a non-luminous
Q7: The distance between two consecutive crests is
Q8: The screen behind the eye lens is
Q9: A pulse is a wave<br>A)of high duration<br>B)of
Q10: Echo is produced due to<br>A)reflection of sound<br>B)refraction
Q11: During the 19th century, light was considered