11th class Quiz – Abhigyan Gurukul

Created on August 25, 2022 By

Hardik Karmur

11th class mathematics

1 / 10

IF R = {(2, 1),(4, 3),(4, 5)}, then range of the function is?

Range R = {2, 4}

Range R = {1, 3, 5}

Range R = {2, 3, 4, 5}

Range R {1, 1, 4, 5}

2 / 10

The members of the set S = {x | x is the square of an integer and x < 100} is

{0, 2, 4, 5, 9, 58, 49, 56, 99, 12}

{0, 1, 4, 9, 16, 25, 36, 49, 64, 81}

{1, 4, 9, 16, 25, 36, 64, 81, 85, 99}

{0, 1, 4, 9, 16, 25, 36, 49, 64, 121}

3 / 10

{ (A, B) : A² +B² = 1} on the sets has the following relation

reflexive

symmetric

none

reflexive and transitive

4 / 10

In a class of 120 students numbered 1 to 120, all even numbered students opt for Physics, whose numbers are divisible by 5 opt for Chemistry and those whose numbers are divisible by 7 opt for Math. How many opt for none of the three subjects?

5 / 10

If A, B and C are any three sets, then A – (B ∪ C) is equal to

(A – B) ∪ (A – C)

(A – B) ∪ C

(A – B) ∩ C

(A – B) ∩ (A – C)

6 / 10

(A’)’ = ?

∪ – A

A’

∪

7 / 10

A – B is read as?

Difference of A and B of B and A

None of the above

Difference of B and A

Both a and b

8 / 10

If A, B and C are any three sets, then A × (B ∪ C) is equal to

(A × B) ∪ (A × C)

(A ∪ B) × (A ∪ C)

None of these

(A × B) ∩ (A × C)

9 / 10

IF A = [5, 6, 7] and B = [7, 8, 9] then A ∪ B is equal to

[5, 6, 7, 8, 9]

[5, 6, 7]

[7, 8, 9]

None of these

10 / 10

Which of the following sets are null sets

{x: |x |< -4, x ?N}

2 and 3

Set of all prime numbers between 15 and 19

{x: x 6}

Your score is

The average score is 50%

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Created on September 12, 2022 By

Chandan Mishra

class 11th Physics

1 / 10

A body travelling in a circular path at uniform speed has :

constant velocity

tangential acceleration

inward acceleration

outward acceleration

2 / 10

The muzzle speed of a certain rifle is 330 ms^-1. At the end of one second, a bullet fired straight up into the air will travel a distance of:

330 m

(330 – 4.9) m

(330 – 9.8) m

(330 + 4.9) m

3 / 10

If a body A of mass M is thrown with velocity v at angle of 30° to the horizontal and another body B of the same mass is thrown with the same speed at an angle of 60° to the horizontal, the ratio of the horizontal ranges of A and B will be

1 : 3

1 : 1

√3 : 1

1 : √3

4 / 10

A particle is acted upon by a force of constant magnitude, which is always perpendicular to the velocity of the particle. The motion of the particle takes place in a plane. It follows that:

its velocity is constant

its acceleration is constant

it moves in a circular path

5 / 10

Two bullets are fired simultaneously horizontally and with different speeds from the same place. Which bullet will hit the ground first?

The slower one

The faster one

Both will reach simultaneously

Depends on the masses

6 / 10

Which of the following is the essential characteristic of a projectile?

Zero velocity at the highest point

Initial velocity inclined to the horizontal

Constant acceleration perpendicular to the velocity

None of these

7 / 10

Which of the following vectors is perpendicular to i^ Pcos 9 +

i^ Pcos θ + j^ Qsin θ

i^ Qcos θ – j^ Psin θ

i^ Psin θ + j^ Qcos θ

i^ Qsin θ – j^Pcos θ

8 / 10

A boat which has the speed of 5 kmh^-1 still water crosses a river of width 1 km along the shortest possible path in 15 minutes. The velocity of the river water is

3 kmh-1

4 kmh-1

√44 kmh-1

1 kmh-1

9 / 10

A bus is moving on a straight road towards north with a uniform speed of 50 kmh^-1 when it turns left through 90°. If the speed remains unchanged after turning, the increase in the velocity of the bus in the turning process is :

zero

50 kmh-1

70.7 kmh-1 along south-west direction

70.7 lcmh-1 along north-west direction

10 / 10

One body is dropped while a second body is thrown downwards with an initial velocity of 1 ms^-1 simultaneously. The separation between these is 18 m after a time

4.5 s

9 s

18 s

36 s

Your score is

The average score is 53%

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