LPUNEST BTech PYQ & Sample Papers 2024

Question 1

A solid sphere and a solid cylinder of the same mass are rolled down on two inclined planes of heights h1 & h2. If at the bottom of the plane, two objects have the same linear velocities, then the ratio of h1 to h2 is-

1. 2:3
2. 7:5
3. 14:15
4. 15:14

Question 2

The initial velocity of a particle is u [at t=0] and the acceleration ƒ is given by αt. Which of the following relation is valid?

1. v= u+at2
2. v= u+at2/2
3. v= u+at
4. v= u

Question 3

At which temperature, the centigrade and Fahrenheit scales are equal?

1. 40o
2. -40o
3. 37o
4. -80o

Question 4

The rms velocity of H2 molecules at 27oC is 1930 m/s. The rms velocity of O2 molecules at 1200K will be_________

-

Question 5

An AC series circuit contains 4Ω resistance and 3Ω inductive reactance. What is the impedance of the circuit?

1. 1Ω
2. 5Ω
3. 7Ω
4. 7/√2 Ω

Question 1

The equivalent conductance of 1M CH3COOH is 10 ohm-1 cm2 equiv-1 and that at infinite dilution is 200 ohm-1 cm2 equiv-1. Hence the % ionization of CH3COOH is_______

-

Question 2

The vapour pressure of a pure solvent at 50oC is 400mm. If 0.2 mole of a non-volatile solute is added to 1 mole of the solvent the vapour pressure of that solution at 50oC is nearly

1. 400mm
2. 200mm
3. 300mm
4. 333mm

Question 3

What is the degree of hardness of a sample of water containing 24mg of MgSO4 (molecular mass 120) per kg of water?

1. 10ppm
2. 15ppm
3. 25ppm
4. 20ppm

Question 4

Chemical (X) is used for the removal of the temporary hardness of water. (X) reacts with Na2CO3 to produce caustic soda. When CO2 is bubbled through (X), it turns cloudy. What is the chemical formula of (X)?

1. Ca(OH)2
2. CaO
3. CaCO3
4. Ca(HCO3)2

Question 5

The heat of combustion of carbon and carbon monoxide are -393.5 and -283.5 kJ mol-1, respectively. The heat of formation (in kJ) of carbon monoxide per mole is______

1. 676.5
2. -676.5
3. -110.5
4. 110.5

Question 1

The algebraic expression x2 + √5x + 9 is a

1. Polynomial
2. Not a Polynomial
3. Integer
4. None of these

Question 2

The shadow of a tree 6m high is 2√3m. The angle of elevation of the sun will be

1. 60o
2. 30o
3. 75o
4. None of these

Question 3

The volume of the sphere whose radius is 1 cm is

1. 1 cm3
2. 8.8 cm3
3. 14.4 cm3
4. None of these

Question 4

A coin is tossed once what is the probability of getting tail

1. 1/2
2. 1
3. 2
4. None of these

Question 5

The 12th term of A.P. 5, 8, 11,…… is_________

-

Question 1

A train moving at a uniform speed crosses a platform 99m long in 13 ½ seconds and an electric pole in 9 seconds. Find the length of the train?

1. 194 m
2. 196 m
3. 198 m
4. 200 m

Question 2

A can run 15 meters while B runs 20 meters. In a km race B beats A by

1. 200m
2. 100m
3. 220m
4. 250m

Question 3

A does alone a work in 4 days. B does alone a work in 8 days. In how many days the work will be completed if A & B work together?

1. 4 days
2. 8 days
3. 32 days
4. 8/ 3 days

Question 4

If 20% discount, then SP is 24. What is SP if the discount is 30%?

1. 21
2. 22
3. 23
4. 28

Question 5

How much water be added to 14 liters of milk worth Rs. 5.40 a liter so that the value of the mixture may be Rs. 4.20 a liter?

1. 7 liters
2. 6 liters
3. 5 liters
4. 4 liters

Question 1

Conversion of glucose to lactate takes place in

1. Aerobic condition
2. Anaerobic condition
3. Both Aerobic condition and Anaerobic condition
4. None of these

Question 2

In respiration, the energy not captured by ATP is converted to

1. Transferred to water
2. Converted to heat
3. Released with CO2
4. Transferred to organic molecules

Question 3

The phenomenon which cools the surface of leaves is

1. Guttation
2. Translocation
3. Transamination
4. Transpiration

Question 4

The only movable bone in the skull is

1. Maxilla
2. Frontoparietal
3. Mandible
4. Nasal

Question 5

Which of these pests attack mustard?

1. Pod borer
2. Aphids
3. White grub
4. Pyrilla

Question 1

What is the synonym of Adversity?

1. Failure
2. Misfortune
3. Helplessness
4. Crisis

Question 2

Find the correct spelling.

1. Pugnacios
2. Pugnacious
3. Pagnacous
4. Pugnashous

Question 3

Choose the correct answer. Your dreams_________ if you try.

1. Accomplishes
2. will be accomplished
3. is accomplishing
4. has accomplished

Question 4

Which of these words is closest in meaning to the word provided? “educe”

1. demand
2. elicit
3. ideal
4. unlawful

Question 5

Choose one word for the following statement:

Government of the people, by the people, and for the people

1. Democracy
2. Autocracy
3. Socialism
4. Anarchy