Everyday Science MCQS Set-15 for preparation. ( MCQs PPSC OTS )
In a rechargeable cell, what kind of energy is stored within the cell?
A. Kinetic energy
B. Electrical energy
C. Potential energy
D. Chemical energy
Which colour of light shows maximum deviation when fast through a prism?
The highest volume of gases in lower atmosphere is comprised of:
B. Carbon dioxide
Planck’s constant has the dimension of:
C. Angular momentum
D. Linear momentum
Antacids are found in drugs that give relief to:
D. Stomach ache
Which of the following liquids has the least density?
The sharpness of a television is termed as its:
Rectified Spirit is:
A. 100% Ethyl alcohol
B. 95% Ethyl alcohol
C. Tincture iodine
D. Methylated spirit
Which one has the highest value of specific heat?
Purity of a metal can be determined by:
A. Conservation of mass principle
B. Boyle’s law
C. Pascal’s law
D. Archimedes Principal
Ionization energy of nitrogen is greater than that of oxygen because nitrogen has:
A. Smaller atomic radius
B. High nuclear charge
C. High bond dissociation energy
D. Stable half-filled 2P sub level
Which one among the following doesn’t have any effect on velocity of sound?
Heating of ore below its melting point in the absence of air is known as:
The device used to convert solar energy into electricity is:
A. Galvanic Cell
B. Daniell Cell
C. Photovoltaic Cell
D. Electrochemical Cell
Which is a natural colloid?
D. Sodium chloride
A liquid disturbed by stirring comes to rest due to:
A. Surface tension
D. Centripetal force
In addition to hydrogen, the other abundant element present on the sun’s surface is:
Pitch of Sound depends on:
Heat stored in water vapour is:
A. Latent heat
B. Relative heat
C. Absolute heat
D. Specific heat
Small bubbles are perfectly spherical because of:
D. Surface tension
The spreading of scent in a room follows the law of:
Sound travels fastest in:
Which of the following phenomenon produces the colors in soap bubbles?
A well cut diamond shines brightly because:
A. It emits light
B. of total internal reflection
C. It has many reflecting surfaces
D. of irregular reflection
Cylindrical lens are used to correct:
A. Colour Blindness
The image formed by a plane mirror is:
Which of the following liquid is most Viscous?
The colour of stars depends on their:
B. Atmospheric pressure
Shaving mirrors are _____ mirror.
Tesla is a unit of magnetic:
The phenomenon which causes mirage is:
D. Total internal reflection
Which types of mirror is used in the head lights of vehicles?
A. Plane mirror
B. Concave mirror
C. Parabolic mirror
D. Convex mirror
Electric current in a metal wire is due to the flow of:
Electricity is transmitted over long distance because:
A. It is safer
B. It is fast
C. It is cheaper
D. There is less wastage of energy
A multimeter is used to measure:
D. All of these
Which of the following gives the direction of motion of a practical at any given instant?
The air becomes headed by:
Which is associated with the Doppler effect?
The total energy of revolving electron in an atom:
A. Can never be positive
B. Will always be positive
C. Can have any value above zero
D. Cannot be negative
Taj Mahal is greatly affected due to:
A. Sound pollution
C. Acid rain