Explanation

Ball bearing reduces friction by using smooth balls lubricated with oil or grease

that freely roll between a smooth inner and outer surface.

SH5-8-2023

Explanation

Copper has a lower resistivity and is a better conductor of electricity than iron.

 The conductivity of copper 5.98*10^7

Sh5-8-2023

Explanation

Refrigerators are cooled through the evaporation of a volatile liquid that is,

they use a liquid that evaporates very easily,

and this evaporation creates a cooling effect.

Explanation

In order to keep balance, it is important to have the feet between the centre of gravity and the centre of the Earth.

In case of climbing upwards, it is necessary to lean forward in order to keep the feet straight below the centre of gravity.

Explanation

In solar furnaces, concave mirrors are used for converging the sun's rays.

concept:

Concave mirrors reflect and focus incoming light rays (parallel) at a point, called the focus point.

Depending on the distance of an object from the reflecting surface, different types of images are formed.

Explanation

The air bubble in the water shines due to the phenomenon of total internal reflection

Explanation

Retinene is better known as retinaldehyde or simply retinal

and is fundamental in the transduction of light into visual signals in the photoreceptor level of the retina (known as the visual cycle)

rhodopsin, also called visual purple, pigment-containing sensory protein that converts light into an electrical signal.

Explanation

Syed Ali Shah Geelani died at the age of 92 on 01 September 2021 in Srinagar

Syed Ali Shah Geelani, a top separatist leader in Indian-administered Kashmir

Geelani helped found the All Parties Hurriyat Conference in 1993 and served as its chairman from 1998 to 2000

Born: September 29, 1929, Sopore

Party: Tehreek-e-Hurriyat

Buried: September 2, 2021, Hyderpora, Srinagar

Awards: Nishan-e-Pakistan

Explanation

Pakistani filmmaker Samar Minallah Khan won Best Short Film for her film Out Swing

at the 7th Sports Film Festival Rotterdam in the Netherlands.

Samar Minallah is a documentary filmmaker and human rights activist from Pakistan. 

Born: 1970 (age 53 years), Islamabad

Awards:

Clio Award for Out of Home,

Clio Award for Public Relations

Explanation

The 10th edition of the Women's Hockey Asia Cup was held from 21 to 28 January 2022 in Muscat, Oman.

LIST AND DETAIL OF Women's Hockey Asia Cup 

 ND06-08-2023