Without stoppage, train can cover in 1 hr = 810km With stoppage, train can cover in 1 hr = 720km So in 1hr, trains stops for the time in which it can cover 90km (i.e.810 - 720) distance. So train stoped in 1 hr for = (810-720)/810 hrs = 90/810 hrs = 1/9 hr = 1/9 × 60 min = 20/3 min
What is the nature of the pH of milk?
What does Mohs scale measure?
The rate of a reaction depends on:
Which substance is a multibranched polysaccharide of glucose used for energy storage in animals and fungi?
The insecticide gammexane is chemically known as:
The conversion of hard water into soft water by boiling or adding calcium hydroxide is called:
Which of the following fibers will melt when heated?
_____ are a group of chemicals that influence cell division and shoot formation.
Which dating method is commonly used to determine the age of materials from prehistoric times?
Which of the following substances is classified as a carbohydrate?
