Question
How many times are the hour and the minute hands of a
clock at a right angle in a period of two days?Solution
The hour and minute hands of a clock form a right angle (90°) twice every hour: Once when they are 90° apart clockwise Once when they are 90° apart counter-clockwise
In 1 hour ⇒ 2 right angles In 12 hours ⇒ 12×2=24 times In 24 hours (1 day) ⇒ 24×2=48 times In 2 days ⇒ 48×2=96 times
In dryland agriculture, contingency cropping is due to
Rhizoctonia solani causes a tuber borne disease of potato, called
Which type of average would be suitable to calculate the size of agricultural holding?
Serpentine leaf miner is a common pest of which crop?
"Food" means any substance that is:
Which state has been announced as the top-performing state in the fifth State Food Safety Index?
What is the standard deviation used for in statistics?
Scalping is also known as
Mid season pear cultivars for high hills of Himachal Pradesh are
A. Bartlett
B. Starkrimson
C. Flemish Beauty
D. Conference<...
Fruit for making jelly should be rich in