YASH

This page lists questions and answers that were posted by visitors named YASH.

Questions

The following questions were asked by visitors named YASH.

A train travels 40 km/hr for 0.2 hr, 50km/hr for next 0.2hr and 60km/hr for next 0.4 hr.calculate the average speed of train

A TRAIN IS MOVING ON A STRAIGHT TRCK AND TRAVELS AT A SPEED OF 72KM/HR AND PASSES A POLE BIN 3 SECONDS. FIND THE TJME TAKEN TO PASS A BRIDGE OF LENGTH 540m

draw a temperature time plot for ice-steam transformation

A train travels 40 km/hr for 0.2 hr, 50km/hr for next 0.2hr and 60km/hr for next 0.4 hr.calculate the average speed of train. PLEASE SOLVE THE QUESTION WITH ANSWER AS I WAS NOT ABLE TO GET THE ANSWER

A TRAIN IS MOVING ON A STRAIGHT TRCK AND TRAVELS AT A SPEED OF 72KM/HR AND PASSES A POLE IN 3 SECONDS. FIND THE TIME TAKEN TO PASS A BRIDGE OF LENGTH 540m. PLEASE SOLVE THE QUESTION AND ANSWER IT AS I WAS NOT ABLE TO ANSWER IT.

DRAW A TEMPERATURE TIME PLOT FOR ICE -STEAM TRANSFORMATION. PLEASE DRAW THE PLOT AS I WAS NOT ABLE TO DRAW IT.

A train travels 40 km/hr for 0.2 hr, 50km/hr for next 0.2hr and 60km/hr for next 0.4 hr.calculate the average speed of train. My Solution:-1st hr. distance=40 multiplied by 0.2=8km 2nd hr.= 50 multiplied by 0.2=10km 3rd hr. =60 multiplied by 0.4=24 km Ave...

a train is moving on a straight track n travels at a speed of72km/hr and passes a pole in 3 seconds. find the time taken by the train to pass the bridge of length of 540 m?

a train is moving on a straight track n travels at a speed of72km/hr and passes a pole in 3 seconds. find the time taken by the train to pass the bridge of length of 540 m? Sir in the solution i understood why we will get27 sec. but why we will add 3 sec?

a trapezium with its parallel sides in the ratio16:5,is cut from a rectangle whose sides measure 63m &5m respectively. the area of the trapezium is 4/15 of the rectangle .find the lengths of the parallel sides of the trapezium.

the cross section of a canal is a trapezium in shape .if the canal is 10m wide at top ,6m wide at bottom & the area of the cross section is 72 sq m ,determine its depth

a poem on any inanimated thing like snow, chalk candle etc. in about 8-1o lines poem should be of class 9th level

i am not able to find a a poem on any inanimated thing like snow, chalk candle etc. in about 8-1o lines on net. poem should be of class 9th level can u help me please... regards yash sethia

A PROJECTILE HAS SAME RANGE 'R' WHEN MAXIMUM HEIGHT ATTAINED BY IT IS EITHER 'H1' OR 'H2'.FIND THE RELATION BETWEEN,'R','H1','H2'.

Answers

The following answers were posted by visitors named YASH.

i cant understand your question

u=22.2m/s a=-2.8m/s2 v=8.2m/s t=? v=u+at (equation) 8.2=22.2+(-2.8)t 8.2-22.2=-2.8t -14=-2.8t ('-' sign is cancelled from both the sides) 14/2.8=t 5=t hence time taken is 5 seconds