A) Conflict and complex mirror B) Concave and convex mirrors C) Artificial and natural mirror D) Concrete and cornered mirror
A) Radius of curvature B) Pole C) Principal focus D) Principal axis
A) Center of curvature B) Pole C) Principal axis D) Principal focus
A) Magnification B) Object distance C) Image height D) Image distance
A) The image formed is diminished B) The image formed is inverted C) The image formed is real D) The image formed is same size as object
A) Refraction B) Refractive index C) Reflection D) Magnification
A) Longitudinal and transverse prism B) Rectangular and triangular prism C) Linear and circular prism D) Concave and convex prism
A) Beat B) Tone C) Noise D) Echo
A) Stationary method B) Echo method C) Wave method D) Resonance tune method
A) Pitch B) Ripple C) Loudness D) Tone
A) Pitch B) Loudness C) Tone D) Ripple
A) It can travel through a vacuum B) It is transverse C) It has short wave length D) It has long wave length
A) Retina B) Schroid C) None of the above D) Choroid
A) They work naturally B) They work on the process of refraction C) They have fixed focal length D) They are mechanically operated
A) Logic wave B) Light wave C) Sound wave D) Electromagmetic wave
A) Radio wave B) Visible light C) X-ray D) Infrared radiation
A) Beta ray B) Radio wave C) Alpha ray D) Gamma ray
A) Closed B) Open C) Long D) Short
A) Resistance B) Voltage C) Current D) Resonance
A) Electric circuit B) Electric pole C) Electric line D) Electric flux |