Question

Calculate the time at 30°E and 30°W longitudes if it is 12 noon at Greenwich. Answer this in words.

PLZ ANSWER THIS QUICKLY​

Answer 1

Answer:

Each longitude correspond to 4minutes on time. The Eastern longitudes are ahead while west longitudes fall behind.

Thus, a place on-

# 140°E meridian has a local time of 140*4=560minutes ahead=9hr-20mins ahead viz., 9:20PM

# 95°E meridian has a local time of 95*4=380minutes ahead=6hr-20mins ahead viz., 6:20PM

# 30°W meridian has a local time of 30*4=120 or 2hrs behind viz., 10AM

Trust this helps.

Answer 2

Answer:

A difference of 1 degree means a difference of 4 minutes

In this way, 30 degree means 120 minutes i.e 2 hours

Therefore at 30 degree East, it is 2pm and at 30 degree West, it is 10 am