NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

• 15 A
• 60 B
• 90 C
• 20 D

• 
  A
• 
  B
• 
  C
• 
  D

The curves y = x², y = x intersect at

• (0,0) , (1, 1) A
• (2, 4) B
• 
  C
• (0,3), (-1, 1) D

If any two rows (or any two columns) of a square matrix are inter changed, the determinant of the resultant matrix is

• Same as the original determinant A
• Additive inverse of the original determinant
  B
• Both A and B C
• Adj of the original matrix D

a + x is

• A trinomial A
• A binomial B
• A moomial C
• An equation D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

In the expansion of (a + b)ⁿin every term the sum of the exponents of a and b is

• n A
• n + 1 B
• 2n - 1 C
• 2n + 1 D

A standard deck of 52 cards is shuffled. What is the probability of choosing the queen of the diamonds

• 1/5 A
• 1/13 B
• 5/52 C
• 1/52 D

• 1 A
• 2 B
• 3 C
• 4 D

• 
  A
• 
  B
• 
  C
• 
  D

• 0 A
• -25 B
• 5 C
• 45 D

• A positive integer A
• A negative integer B
• A natural number C
• An irrational number D

Complex roots of real quadratic equation occur in

• Conjugate pair A
• ordered pair B
• reciprocal pair C
• quadratic function D

If 2 Sin x Cos 2 x = Sin x then?

• 
  A
• 
  B
• 
  C
• 
  D