Questions

Exercise can boost your memory and thinking skills by improvising alertness, attention and motivation.

When moon's orbit is closest to earth is called as Perigee.

The distance between the Moon and Earth varies throughout the month and the year since the moon's orbit around the earth is elliptical. The distance is about 382,900 kilometers from the Moon's center to the center of Earth.

Hence, the point on the Moon's orbit closest to Earth is called the perigee.

The minimum age for the post of the chief minister of any state is 25 years.

The first oil well was dug in 1859. The oil production has since declined but it retains its name for high grade oil

The Quality Factor is also defined, as Q. So it is a number, which reflects the lossness of a circuit. higher the Q, the lower are the losses.

the quality factor is measurement of efficiency (or effectiveness) of a device or circuitry. In literal sense quality factor means qualitative performance of a device.

China has built an 'artificial sun' that reaches 100million °C, 6 times temperature of Sun’s core.