List of practice Questions

The centroid of a triangle is (4, 1) and two vertices are (2, 3) and (7, 6) then the third vertex is

In the below figure \(△PQR~△ABC\), then \(z+y=\) _____ .

In the below figure OB = 13 cm; OP = 12 cm and OP⊥AB, then the value of AB is

A circle touches the sides of a quadrilateral ABCD at points P, Q, R and S then which of the following is true?

The angle between the tangent and radius drawn through the point of contact is

If the point \(P(x,y)\) divides the line segment joining the points \(A(x_1,y_1\)) and \(B(x_2,y_2)\) internally in the ratio \(m_1:m_2\), then \(P(x, y)=\) _____ .

The mid-point of the line segment joining the points (2, 7) and (12, -7) is

\(△ABC∼△PQR; \ ∠P=60°,\ ∠Q=75°\) then, \(∠A=\) _____ .

From the below figure the value of x= _____.

From the below figure the value of x= _____.

In the below figure \(△RST∼△RBA\), then the value of \(x\) is

\(RP\) and \(RQ\) are the two tangents to the circle with centre \(O\) and \(∠POQ=110°\), then \(∠PRQ=\) _____ .

For a convex lens magnification of virtual image is possible only when the object distance is

Focal length of the eye lens changes with the help of

Direction of electric current and direction of electrons in a conductor are

The focal length of a lens depends on

The defect by which some people can not see near objects clearly but can see distant objects is called

A person is advised to use 5D lens. What is its focal length?

In an eye, muscular diaphragm between aqueous humour and the lens is called

Angle of vision of a healthy adult human is

In series connection of resistors, if one of the resistors breaks down, then

A bulb is marked 60 W and 240 V. Find the resistance in the bulb.

Usage of fuse in a circuit prevents from

Obstruction to the motion of electrons in a conductor is called

Which of the following is the equation for given circuit as per Kirchoff's loop law?