Showing posts from December, 2022Show All

Magnetically Hard Material

Manoj Jaiswar ( PMJ Sir )
by Manoj Jaiswar ( PMJ Sir ) December 20, 2022

A hard magnetic material, such as ALNICO (an alloy of aluminium, nickel and cobalt), h…

Two trains are traveling in the same direction.The first one leaves at 8 AM with a speed of 40km/hr and the second leaves at 11 AM with a speed of 60 km/hr. At what time will the second train catch the first train?

Manoj Jaiswar ( PMJ Sir )
by Manoj Jaiswar ( PMJ Sir ) December 14, 2022

As per the question we can arrange the given data for the two trains as, Train 1 Spee…