NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

The nth term of of A.P:1,5,9,15,....................... is given by

• 4n - 3 A
• 4n + 1 B
• 3n - 4 C
• 4n + 3 D

The equation of the line with gradient 1 passing through the point (h, k) is

• Y = x + k - h A
• Y = k/h x + 1 B
• Y = x + h - k C
• Ky = hx - 1 D

What is the period of Cot x?

• 
  A
• 
  B
• 
  C
• 
  D

• 1 A
• 2 B
• 3 C
• 4 D

If the sum of the roots of the equation ax²- 2x + 2a = 0 is equal to their product, then the value of a is

• 1 A
• 2 B
• 3 C
• 4 D

• 
  A
• 
  B
• 
  C
• 
  D

Which is an explicit function

• 
  A
• 
  B
• 
  C
• All D

• 
  A
• 
  B
• 
  C
• 
  D

6 is

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

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

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

If ab > 0 and a < 0, which of the following is negative?

• b A
• -b B
• -a C
• (a - b)² D

The graph of a quadratic function is

• Circle A
• Ellipse B
• Parabola C
• Hexagon 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