KCET Mock Questions 2025
Practice KCET Mock Questions 2025 from the following.
Physics:
A car is moving with a velocity of 20 m/s and applies brakes which produce a retardation of 5 m/sยฒ. The distance travelled by the car before it comes to rest is:
a) 20 m
b) 40 m
c) 60 m
d) 80 m
Two wires of the same material have lengths in the ratio 1:2 and radii in the ratio 2:1. The ratio of their resistances is:
a) 1:2
b) 2:1
c) 1:8
d) 8:1
The work done in moving a charge of 5 C between two points having a potential difference of 10 V is:
a) 2 J
b) 5 J
c) 50 J
d) 100 J
Which of the following electromagnetic radiations has the shortest wavelength?
a) Radio waves
b) Microwaves
c) Infrared rays
d) Ultraviolet rays
A lens forms an image of an object placed at a distance of 20 cm from it. If the image is virtual and erect, and magnified two times, the focal length of the lens is:
a) -20 cm
b) -10 cm
c) 10 cm
d) 20 cm
Chemistry:
Which of the following is a colligative property?
a) Boiling point
b) Freezing point depression
c) Surface tension
d) Viscosity
The number of moles of solute present in 1 kg of a solvent is known as its:
a) Molarity
b) Molality
c) Normality
d) Formality
Which of the following is the strongest acid?
a) HCl
b) HBr
c) HI
d) HF
The general electronic configuration of transition elements is:
a) (n-1)dยนโปยนโฐnsโฐโปยฒ
b) nsยฒnpโต
c) nsยฒ(n-1)dยนโปโต
d) nsยฒnpโถ
Which of the following is a biodegradable polymer?
a) Polyethylene
b) Polystyrene
c) Nylon
d) Cellulose
Mathematics:
If f(x) = xยฒ - 4x + 5, then the minimum value of f(x) is:
a) 1
b) 2
c) 3
d) 4
The integral of sin 2x is:
a) cos 2x + C
b) -cos 2x + C
c) (1/2)cos 2x + C
d) -(1/2)cos 2x + C
The area of the triangle with vertices (1, 0), (0, 1), and (0, 0) is:
a) 1/2
b) 1
c) 2
d) 4
The value of lim (xโ0) sin x / x is:
a) 0
b) 1
c) โ
d) -1
If the mean and variance of a binomial distribution are 6 and 4 respectively, then the number of trials is:
a) 9
b) 10
c) 12
d) 15
