NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

• 1 A
• 0 B
• -2 C
• 3 D

• 1/2 A
• 3/5 B
• 4/5 C
• 1 D

Sin(a + b) + Sin (a - b) =

• Sin a Cos b A
• Sin a Sin b B
• Sin a + Cos b C
• Sin a - 2 Cos b D

Which of the following is the equation of a line with slope 0 and passing through the point (4, 3)

• X = 4 A
• X = -4 B
• Y = 3 C
• Y = -6 D

Two matrices A and B are conformable

for multiplication (AB) if and only if

• Both A,B have the same number of columns
  
  A
• Both A and B do not have the same order
  
  B
• Number of col A is same as number of rows of B
  
  C
• Number of rows of A is same as number of col of B
  
  D

6 is

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

• p < r A
• p > r B
• p + r < 0 C
• p - r < 0 D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• -3/4 B
• 1/16 C
• 1/4 D

The mid point of the line joining (-1, -3) to (3, -5) is

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

• 
  A
• 
  B
• 
  C
• 
  D

In general matrices do not satisfy

• Commutative law w.r.t multiplication A
• Associative law w.r.t addition B
• Distributive law w.r.t addition C
• Multiplication of a scalar with the matrix D

• Tan x A
• X B
• - x C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D