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