NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

The line joining (1, 3) to (a, b) has unit gradient then

• a-b = -2 A
• a+b = 0 B
• a-b + 5 C
• 2a+3b=1 D

• 30° A
• 45° B
• 60° C
• 90° D

• 
  A
• 
  B
• 
  C
• 
  D

The center of a circle of radius 10 is on the origin. Which of the following points lies with in the circle

• (10, 0) A
• (8, 8) B
• (8, 4) C
• (0, 10) D

Two natural numbers whose sum is 25 and difference is 5, are

• 25, 20 A
• 20, 10 B
• 20, 5 C
• 15, 10 D

• 
  A
• 
  B
• 
  C
• 
  D

If c is a constant number and if f is the function defined by the equation f(x) = c for all values of x, then f is differentiable at every x and f is defined the equation f(x) = _________

• f A
• 1 B
• C C
• 0 D

• 2 A
• 1 B
• 0 C
• 
  D

• 2 A
• 1 B
• 3 C
• 4 D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

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

Complex roots of real quadratic equation occur in

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

3/2 is

• An irrational number A
• Whole number B
• A positive integer C
• A rational number D

• 
  A
• 
  B
• 
  C
• None D