A man crosses a road 250 meters wide in 75 seconds.His speed in km/hr is
10
12
12.5
15
To calculate speed in km/hr,divide the distance in _________and time in ________
(m and hours)
km and seconds
km and hours
m and seconds
Average speed is calculated by dividing total distance covered by ________________
Average time taken
Total time taken
total length o0f the object
None of these
To convert a speed of m/sec into km/hr,multiply by ____________
5/17
8/15
18/5
17/5
Change the speed of 90km/hr into m/sec
25m/sec
20m/sec
50m/sec
11m/sec
A term 140m long is running at 60km/hr.How much time will it pass a tunnel 260 m long?
26 seconds
24 seconds
20 seconds
21 seconds
A train 12m long crosses a standing man in 15 seconds.Find the speed of the train in km/hr.
28.8km/hr
28.5km/hr
28.9km/hr
none of these
If a moving body covers unequal distance in equal intervals of time,its speed is said to be____________
Uniform
equal
variable
A car is travelling at a speed of 30Km/hr.How far it travel in 50 minutes.
41.51Km/hr
40.67Km/hr
41.67km/hr
None
If a moving body covers equal distance in equal intervals of time,its speed is said to be ___________.
Variable
Equal