NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

• n = 3 only A
• n > 5 B
• n > 3 C
• n < 5 D

• 
  A
• 
  B
• 
  C
• None of these D

The value of x, and y, when (x + iy)²= 5 + 4i

• X = 2, y = -1 A
• X = -2, y = 1 B
• X = 2, y = -1 C
• X = 2, y = 2 D

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

• 
  A
• 
  B
• 
  C
• 
  D

What is a proper rational fraction?

• 
  A
• 
  B
• 
  C
• All are proper rational fractions D

A line segment whose end points lie on a circle is called

• The secant of the circle A
• The arc of the circle B
• The chord of the circle C
• The circumference of the circle D

Write the first four terms of the arithmetic sequence if a₁= 5 and other three consecutive terms are 23,26,29

• 23, 26, 29, 32 A
• 5, 8, 11, 14 B
• 8, 11, 14, 17 C
• None of these D

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

• 6 A
• 12 B
• 18 C
• 36 D

If K₁: K₂= 1 : 1 then the point P dividing the line is

• Midpoint A
• Extreme left point B
• Extreme Right Point C
• P lies out side k₁and k₂ D

• 0 A
• -2 B
• 1 C
• 4 D

A vector of magnitude zero is called

• Position vector A
• Null vector B
• Free vector C
• None of these 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

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• 0 A
• -25 B
• 5 C
• 45 D