NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

• 
  A
• 
  B
• 
  C
• 
  D

The direction cosines of y-axis are

• 1,0,0 A
• 0,1,0 B
• 0,0,1 C
• 1,1,1 D

Which of the vectors have opposite direction?

• 
  A
• 
  B
• 
  C
• Both A and B 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

• 
  A
• 
  B
• 
  C
• 
  D

The gradient of the line joining (1, 4) and (-2, 5) is

• 3/8 A
• -2 2/3 B
• -1/3 C
• 2 D

6 is

• A prime integer A
• An irrational number B
• A rational number C
• An odd integer D

• 
  A
• -3/4 B
• 1/16 C
• 1/4 D

• 
  A
• 
  B
• 
  C
• None of these D

• 
  A
• 
  B
• 
  C
• 
  D

An angle of one radian is equivalent to

• 90° A
• 60° B
• 67° C
• 57° 18^' 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

• 1 A
• 2 B
• 3 C
• 4 D

• 
  A
• 
  B
• 
  C
• 
  D

What is the period of Cot x?

• 
  A
• 
  B
• 
  C
• 
  D