An ellipse is described by using an ellipse string which is passed over two pins. If the axes are 6 atm are 6 cm and 4 cm, then find the length of the string and distance between the pins

An ellipse is described by using an endless string which is passed over two pins. If the axes are 6 cm and 4 cm , the length of the string and distance between the pins are .........

An ellipse is described by using an endless string which is passed over two pins. If the axes are 6 cm and 4 cm , the length of the string and distance between the pins are .........

In the adjoining figure, AB = 8 cm, DM = 6 cm and BC = 6 cm . Find the length of DN

Find the area of a trapezium whose parallel sides are of lengths 10cm and 12cm and the distance between them is 4cm.

Two masses 2 kg and 4 kg are connected at two ends of light inextensible string passing over a frictionless pulley . If the masses are released , then find the accelaration of the masses and the tension in the string .

Two masses 2 kg and 4 kg are connected at the two ends of light inextensible string passing over a frictionless pulley. If the masses are released, then find the acceleration of the masses and the tension in the string.

The lengths of two sides of a triangle are 6 cm and 8 cm. Between whichtwo numbers can length of the third side fall?

A parallelogram has sides of 15 cm and 12 cm. If the distance between the 15 cm sides is 6 cm, find the distance between 12 cm sides.

Two bodies of masses 1 kg and 2 kg are connected by a very light string passed over a clamped light smooth pulley. If the system is released from rest, find the acceleration of the two masses and the tension in the string

A pin of length 2.00 cm is placed perpendicular to the principal axis of a converging lens. An inverted image of size 1.00 cm is formed at a distance of 40.0 cm from the pin. Find the focal length of the lens and its distance from the pin.