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SRMJEE Mock Test (Engg) - 3 - JEE MCQ


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30 Questions MCQ Test SRMJEEE Subject Wise & Full Length Mock Tests 2024 - SRMJEE Mock Test (Engg) - 3

SRMJEE Mock Test (Engg) - 3 for JEE 2024 is part of SRMJEEE Subject Wise & Full Length Mock Tests 2024 preparation. The SRMJEE Mock Test (Engg) - 3 questions and answers have been prepared according to the JEE exam syllabus.The SRMJEE Mock Test (Engg) - 3 MCQs are made for JEE 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for SRMJEE Mock Test (Engg) - 3 below.
Solutions of SRMJEE Mock Test (Engg) - 3 questions in English are available as part of our SRMJEEE Subject Wise & Full Length Mock Tests 2024 for JEE & SRMJEE Mock Test (Engg) - 3 solutions in Hindi for SRMJEEE Subject Wise & Full Length Mock Tests 2024 course. Download more important topics, notes, lectures and mock test series for JEE Exam by signing up for free. Attempt SRMJEE Mock Test (Engg) - 3 | 105 questions in 150 minutes | Mock test for JEE preparation | Free important questions MCQ to study SRMJEEE Subject Wise & Full Length Mock Tests 2024 for JEE Exam | Download free PDF with solutions
SRMJEE Mock Test (Engg) - 3 - Question 1

A transformer has turn ratio 100/1. If secondary coil has 4 amp current then current in primary coil is

SRMJEE Mock Test (Engg) - 3 - Question 2

Energy generation in stars is mainly due to

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SRMJEE Mock Test (Engg) - 3 - Question 3

When a particle is in uniform circular motion it does not have—
(1) Radial velocity
(2) Radial acceleration
(3) Transverse velocity
(4) Transverse acceleration
The correct codes are-

SRMJEE Mock Test (Engg) - 3 - Question 4

Two wires of the same dimensions but resistivities ρ₁ and ρ₂ are connected in series. The equivalent resistivity of the combination is

SRMJEE Mock Test (Engg) - 3 - Question 5

If work function of metal is 3 eV then threshold wavelength will be

SRMJEE Mock Test (Engg) - 3 - Question 6

A particle falls from a height 'h' upon a fixed horizontal plane and rebounds. If 'e' is the coefficient of restitution, the total distance travelled before rebounding has stopped is

SRMJEE Mock Test (Engg) - 3 - Question 7

A fixed volume of iron is drawn into a wire of length l. The extension x produced in this wire by a constant force F is proportional to

SRMJEE Mock Test (Engg) - 3 - Question 8

Pulling force making an angle θ to the horizontal is applied on a block of weight W placed on a horizontal table. If the angle of friction is α. then the magnitude of force required to move the body is equal to

SRMJEE Mock Test (Engg) - 3 - Question 9

The number of bits that a digital computer can process in parallel at a time is called:

SRMJEE Mock Test (Engg) - 3 - Question 10

If the earth is at one-fourth of its present distance from the sun, the duration of the year will be

SRMJEE Mock Test (Engg) - 3 - Question 11

Which of the following statement is true about radiations emitted by human body?

SRMJEE Mock Test (Engg) - 3 - Question 12

A capacitor of capacity C1 is charged upto V volt and then connected to an unchanged capacitor of capacity C2. The potential difference across each capacitor will be

Detailed Solution for SRMJEE Mock Test (Engg) - 3 - Question 12

Charge on first capacitor = q1 = C11
Charge on second capacitor = q2 = 0
When they are connected, in parallel the total charge
q = q1 + q2
∴ q = C11
and capacitance, C = C1 + C2
Let V' be the common potential difference across each capacitaor, then q = CV'

SRMJEE Mock Test (Engg) - 3 - Question 13

A transformer is having 2100 turns in primary and 4200 turns in secondary. An a.c. source of 120 V, 10 A is connected to its primary. The secondary voltage and current are :

Detailed Solution for SRMJEE Mock Test (Engg) - 3 - Question 13

SRMJEE Mock Test (Engg) - 3 - Question 14

In the relation n = PV/RT , n =

SRMJEE Mock Test (Engg) - 3 - Question 15

A spring balance is attached to the ceiling of a lift. A man hangs his bag on the spring and the balance reads 49 N when the lift is stationary. If the lift moves downwards with an acceleration of 5 m/s2, the reading of the spring balance would be

SRMJEE Mock Test (Engg) - 3 - Question 16

If current in a moving coil galvanometer is increased by 1%, then percentage increase in its deflection will be

SRMJEE Mock Test (Engg) - 3 - Question 17

S.I unit of magnetic flux is

SRMJEE Mock Test (Engg) - 3 - Question 18

A body projected vertically upwards with a velocity u returns to the starting point in 4 seconds. If g=10 m/sec2, the value of u is

SRMJEE Mock Test (Engg) - 3 - Question 19

If pressure inside two soap bubbles are 1.01 and 1.02 atm respectively, then the ratio between their volumes is (Take atmospheric pressure = 1 atm)

SRMJEE Mock Test (Engg) - 3 - Question 20

If a cycle wheel of radius 4 m completes one revolution in two seconds. Then acceleration of the cycle will be

SRMJEE Mock Test (Engg) - 3 - Question 21

A body of mass 2kg is acted upon by two forces each of magnitude 1 newton making an angle of 60º with each other. The net acceleration of the body

SRMJEE Mock Test (Engg) - 3 - Question 22

The total energy of a particle executing simple harmonic motion is 80 J. What is the potential energy when the particle is at a distance of 3/4 of amplitude from the mean position ?

SRMJEE Mock Test (Engg) - 3 - Question 23

A gun mounted on the top of a moving truck is aimed in the backward direction at an angle of 30º to the vertical. If the muzzle velocity of the gun is 4 ms⁻1, then the speed of the truck that will make the bullet come out vertically is

SRMJEE Mock Test (Engg) - 3 - Question 24

The diameter of a capillary tube is doubled then the height of the liquid that will rise is

SRMJEE Mock Test (Engg) - 3 - Question 25

A spherical air bubble is embedded in a piece of glass. For a light ray passing through it, it behaves like a

SRMJEE Mock Test (Engg) - 3 - Question 26

ML2T-3 represents the dimensions of :

SRMJEE Mock Test (Engg) - 3 - Question 27

A stone tied to a string is rotated in a vertical circle. The minimum speed with which the string has to be rotated

SRMJEE Mock Test (Engg) - 3 - Question 28

8000 identical water drops are combined to form a big drop. Then the ratio of final surface energy to the initial surface energy of all the drops together is

SRMJEE Mock Test (Engg) - 3 - Question 29

Neutral temperature of a thermocouple is defined as the temperature at which

SRMJEE Mock Test (Engg) - 3 - Question 30

During the adiabatic expansion of 2 moles of a gas, the internal energy of the gas is found to decrease by 2 joules, the work done during the process on the gas will be equal to

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