(A) Plane
(B) Concave
(C) Convex
(D) (A) or (B)
The answer is: (C) Convex
Category: Physics
Looking at the mirror, you notice that your image appears enlarged. What type of mirror is this?
(A) Plane
(B) Concave
(C) Convex
(D) (A) or (C)
The answer is: (B) Concave
Which from the following has the shortest wavelengths?
(A) Light
(B) X-Rays
(C) Infrared rays
(D) Gamma rays
The answer is: (D) Gamma rays
Which waves are commonly produced by oscillating electric circuits?
(A) Microwaves
(B) Radio waves
(C) Infrared rays
(D) X-Rays
The answer is: (A) Microwaves
What type of mirror is used for surveillance in shopping centers?
(A) Plane
(B) Concave
(C) Convex
(D) (B) or (C)
The answer is: (C) Convex
1 horsepower = ________ watt
(A) 145.7
(B) 345.7
(C) 545.7
(D) 745.7
The answer is: (D) 745.7
A capacitor is said to be charged if its plates carry equal and ________ charges.
(A) negative
(B) neutral
(C) opposite
(D) same
The answer is: (C) opposite
The property that determines how much charge a capacitor can store is called
(A) capacitance
(B) resistance
(C) electric charge
(D) dipole moment
The answer is: (A) capacitance
The property that determines how much charge a capacitor can store is called
(A) capacitance
(B) resistance
(C) electric charge
(D) dipole moment
The answer is: (A) capacitance
Which from the following radiations is high-energy and high-speed particles?
(A) Alpha rays
(B) Beta rays
(C) Gamma rays
(D) None of these
The answer is: (B) Beta rays