NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

The perpendicular bisector of any chord of a circle

• Passes through the centre of the cirle A
• Does not pass through the centre of the circle B
• May or may not pass through the centre of the cirlce C
• None of these D

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

• 1 A
• 0.5 B
• 2 C
• 0 D

• A + B A
• C²/AB B
• A²/BC C
• B²/AC D

• 
  A
• 
  B
• 
  C
• -2-i D

• 2 A
• 1 B
• 0 C
• 
  D

If -1 < x < 0, which of the following statements must be true?

• x < x²< x³ A
• x < x³< x² B
• x²< x³< x C
• x²< x < x³ D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  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

The radius of the circle (x-1)²+ (y+3)²= 64 is

• 8 A
• 
  B
• 4 C
• 64 D

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

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

How many elements are in the sample space of two rolling dies

• 6 A
• 12 B
• 18 C
• 36 D

The point (-5, 3) is the center of a circle and P(7, -2) lies on the circle. The radius of the circle is

• 2 A
• 13 B
• 7 C
• 8 D

An angle of one radian is equivalent to

• 90° A
• 60° B
• 67° C
• 57° 18^' D