NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

• (0, e) A
• (0, 1) B
• 
  C
• None D

If the sum of the roots of (a + 1)x²+ (2a + 3)x +(3a+4) = 0 is -1, then product of the roots is

• 1 A
• 2 B
• -2 C
• -1 D

• 
  A
• 
  B
• 
  C
• -2-i D

The perpendicular bisector of any chord of a circle

• Passes through the centre of the cirle A
• Does not pass through the centre of the circle B
• May or may not pass through the centre of the cirlce C
• None of these D

The nth term in G.P 3,-6,12,....................... is

• 3(-2)^n-1 A
• 2(-2)ⁿ⁺¹ B
• 3(-2)ⁿ C
• 4(-2)^n-1 D

If A = (3, 8) and B = (5, 6), then the distance between A and B is

• 
  A
• 2 B
• 1 C
• 6 D

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

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

If a cone is cut by a plane perpendicular to the axis of the cone, then the section is a

• Parabola A
• Circle B
• Hyperbola C
• Ellipse D

The length of rectangle is twice as much as its breadth. If the perimeter is 120 cm, the length of the rectangle is

• 10 cm A
• 20 cm B
• 30 cm C
• 40 cm D

If you are looking a high point from the ground, then the angle formed is

• Angle of elevation A
• Angle of depression B
• Right angle C
• Horizon D

The difference of two consecutive terms of an A.P. is called

• Constant of series A
• Common ratio B
• Common difference C
• General term D

• 0 A
• -25 B
• 5 C
• 45 D

Which is not a half plane

• ax + by < c A
• ax + by > c B
• Both A and B C
• None D