First Female Umpire to Officiate in Men’s ODI

Answer: Claire Polosak: The First Female Umpire to Officiate in Men’s ODI. Claire Polosak: First Female Umpire to Officiate in Men’s ODI She is the first women umpire in a men’s international cricket match. Australia’s Claire Polosak is now 31 years old and at this age, she officiated in men’s one-day international match between Namibia…

Which country will host the 2020 FIFA U-17 Women’s World-Cup?

India will host the U-17 Women’s World Cup in 2020. After the successful hosting of FIFA U-17 men’s world cup 2017 India again ready for the pride to host second FIFA tournament “FIFA U-17 women’s world-cup”. It has been announced by the International Football Federation’s (FIFA) President Gianni Infantino. This will be the second time that India qualified for…

Kala Pani or Black-water: An Indian territory that was formerly known before Independence

Answer: Andaman and Nicobar Island, India.  Kala Pani jail or Blackwater jail is a cellular jail in Port Blair, the capital of Andaman and Nicobar Island, India before independence. And therefore this place was famous with the name of Kala Pani or Blackwater before the independence of India. Foundation (1896-1906) Britishers were using this jail to exile Indian political prisoners.…

Which mechanical property determines the stiffness of a material?

Answer: Modulus of elasticity. Stiffness: Stiffness is a structural property of a material which offers resistance to deformation when an external load is applied. The unit of stiffness is N/m (Newron/meter). But Young’s modulus or modulus of elasticity determines the stiffness of a material. To understand stiffness in a simple way, For example, consider, two…

Hydraulic accumulator working principle @Hydraulic tutor

Hydraulic Accumulator In a hydraulic system energy can transfer by means of pressure. Sometimes though it is also necessary to store the hydraulic energy for a short time. Thus we use hydraulic accumulator. As we store energy by compressing spring or inflating balloon similarly we can store energy in accumulator in same manner. We use…