NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

• 
  A
• 
  B
• 
  C
• 
  D

If n is a positive integer, then 3+6+9+ -----------------+3n =

• 
  A
• 
  B
• 
  C
• 
  D

The length of rectangle is twice as much as its breadth. If the perimeter is 120 cm, the length of the rectangle is

• 10 cm A
• 20 cm B
• 30 cm C
• 40 cm D

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

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

The equation of the line with gradient 1 passing through the point (h, k) is

• Y = x + k - h A
• Y = k/h x + 1 B
• Y = x + h - k C
• Ky = hx - 1 D

The curves y = x², y = x intersect at

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

• 
  A
• 
  B
• 
  C
• 
  D

The magnitude of a vector can never be

• Zero A
• Negative B
• Positive C
• Absolute D

If A and B are matrices of same order than (,A + B)(A + B) =

• A²+ B² A
• A²+ B²+ 2AB B
• A + B C
• A²+ B²+ AB + BA D

If x < y, 2x = A, and 2y =B, then

• A = B A
• A < B B
• A < x C
• B < y D

If P(E) is the probability that can event will occur, then P(E) =

• 1 A
• 0.5 B
• 2 C
• 0 D

The number of ways in which we can courier 5 packets to 10 cities is

• 2 x 5⁰ A
• 5¹⁰ B
• 10⁵ C
• 2¹⁰ D

• 
  A
• 
  B
• 
  C
• None of these 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