Physics-
General
Easy

Question

When a body fall freely under the gravity. The final velocity of body will be

  1. v = gt    
  2. v = u + gt    
  3. v = u-gt    
  4. None of these    

The correct answer is: v = gt

Related Questions to study

General
Maths-

The relation ''less than'' in the set of natural number is

Hence, the relation is only transitive.

The relation ''less than'' in the set of natural number is

Maths-General

Hence, the relation is only transitive.

General
Maths-

The relation R defined in A = {1, 2, 3} by a R b text  if  end text open vertical bar a to the power of 2 end exponent minus b to the power of 2 end exponent close vertical bar less or equal than 5 Which of the following is false-

Hence, Range of R = {5} is the wrong option.

The relation R defined in A = {1, 2, 3} by a R b text  if  end text open vertical bar a to the power of 2 end exponent minus b to the power of 2 end exponent close vertical bar less or equal than 5 Which of the following is false-

Maths-General

Hence, Range of R = {5} is the wrong option.

General
Maths-

Let R be a relation defined in the set of real numbers by a R b left right double arrow 1 + ab > 0. Then R is-

Therefore, the given relation R is symmetric.

Let R be a relation defined in the set of real numbers by a R b left right double arrow 1 + ab > 0. Then R is-

Maths-General

Therefore, the given relation R is symmetric.

parallel
General
Maths-

A and B are two sets having 3 and 4 elements respectively and having 2 elements in common. The number of relation which can be defined from A to B is

Therefore, the number of relations which can be defined from A to B are 2 to the power of 12..

A and B are two sets having 3 and 4 elements respectively and having 2 elements in common. The number of relation which can be defined from A to B is

Maths-General

Therefore, the number of relations which can be defined from A to B are 2 to the power of 12..

General
Maths-

Let L denote the set of all straight lines in a plane. Let a relation R be defined by alpha R beta left right double arrow alpha perpendicular beta alpha comma beta element of L. text end textThen R is-

Hence, the relation R is symmetric.

Let L denote the set of all straight lines in a plane. Let a relation R be defined by alpha R beta left right double arrow alpha perpendicular beta alpha comma beta element of L. text end textThen R is-

Maths-General

Hence, the relation R is symmetric.

General
Maths-

Let X={1,2,3,4} and Y={1,3,5,7,9} . Which of the following is relations from X to Y-

So the correct relations are R2 and R3.

Let X={1,2,3,4} and Y={1,3,5,7,9} . Which of the following is relations from X to Y-

Maths-General

So the correct relations are R2 and R3.

parallel
General
Maths-

If Q=open curly brackets x colon x equals fraction numerator 1 over denominator y end fraction comma text  where  end text y element of N close curly brackets comma text end textthen-

Hence, 1 element of Q is correct.

If Q=open curly brackets x colon x equals fraction numerator 1 over denominator y end fraction comma text  where  end text y element of N close curly brackets comma text end textthen-

Maths-General

Hence, 1 element of Q is correct.

General
Maths-

Let Aequals left curly bracket x colon x element of R comma vertical line x vertical line less than 1 right curly bracket comma B equals left curly bracket x colon x element of R comma vertical line x minus 1 vertical line greater or equal than 1 right curly bracket text end textand A union B=R-D, then the set D is

Therefore, set of D is left curly bracket x colon 1 less or equal than x less than 2 right curly bracket.

Let Aequals left curly bracket x colon x element of R comma vertical line x vertical line less than 1 right curly bracket comma B equals left curly bracket x colon x element of R comma vertical line x minus 1 vertical line greater or equal than 1 right curly bracket text end textand A union B=R-D, then the set D is

Maths-General

Therefore, set of D is left curly bracket x colon 1 less or equal than x less than 2 right curly bracket.

General
Maths-

Which set is the subset of all given sets ?

Therefore, { } is a subset of all givens sets.

Which set is the subset of all given sets ?

Maths-General

Therefore, { } is a subset of all givens sets.

parallel
General
Maths-

Let A and B be two sets such that n(A) = 70, n(B) = 60 and n left parenthesis A union B right parenthesis = 110. Then n left parenthesis A intersection B right parenthesis is equal to-

Therefore, n(AB= 20

Let A and B be two sets such that n(A) = 70, n(B) = 60 and n left parenthesis A union B right parenthesis = 110. Then n left parenthesis A intersection B right parenthesis is equal to-

Maths-General

Therefore, n(AB= 20

General
Maths-

The shaded region in the given figure is

The shaded region in the given figure is

Maths-General
General
Maths-

Which of the following are true ?

Therefore, from the given options, left square bracket 3 , 7 right square bracket subset of or equal to left parenthesis 2 , 10 right parenthesis is true.

Which of the following are true ?

Maths-General

Therefore, from the given options, left square bracket 3 , 7 right square bracket subset of or equal to left parenthesis 2 , 10 right parenthesis is true.

parallel
General
Maths-

The set of intelligent students in a class is-

The set of intelligent students in a class is-

Maths-General
General
Maths-

Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A={1, 2, 5}, B = {6, 7} then left parenthesis A intersection B right parenthesis to the power of ´ end exponent is-

Therefore, A ⋂ B’ = A.

Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A={1, 2, 5}, B = {6, 7} then left parenthesis A intersection B right parenthesis to the power of ´ end exponent is-

Maths-General

Therefore, A ⋂ B’ = A.

General
Maths-

If A subset of or equal to B, then A intersection B is equal to-

Therefore, A intersection B is equal to = A

If A subset of or equal to B, then A intersection B is equal to-

Maths-General

Therefore, A intersection B is equal to = A

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