Challenger App

No.1 PSC Learning App

1M+ Downloads
സന്ദീപ് 100 മീ. ദൂരം 12 സെക്കൻഡിലും, സനോജ് 12.5 സെക്കൻഡിലും ഓടും എന്നാൽ സന്ദീപ് ഫിനിഷ് ചെയ്യുമ്പോൾ സനോജ് എത്ര പിന്നിലായിരിക്കും ?

A5 m

B4 m

C2 m

D3 m

Answer:

B. 4 m

Read Explanation:

സനോജിന്റെ വേഗം =100/12.5=8 m/s സനോജ് 12 സെക്കൻഡിൽ ഓടിയ ദൂരം = 8x12=96 മീ. സന്ദീപ് 100 മീറ്റർ ഓടിയെത്തുമ്പോൾ, സനോജ് 96 മീ. ഓടും. അതായത് 4 മീ. പിന്നിൽ ഫിനിഷ് ചെയ്യും.


Related Questions:

Reena reaches a birthday party 20 min late if she walks 3 km/h from her house. If she increases her speed to 4 km/h she would reach 30 min early, then the distance between her house and the venue of the birthday party is
A man goes First 30 km of his journey at the speed of 15km/hr , next 40km of this journey with 10km/hr and last 30 km of his journey with 30km/hr. Then calculate the average speed of the man.
A man travelling at a speed of 20 km/hr, reached his office 10 minutes late. Next day he travelled at a speed of 30 km/hr and he reached his office 10 minutes earlier. The distance between his office and home is :
A man took 1 hour to travel from A to B at 50 km/h and 2 hour to travel from B to C at 20 km/h find the average speed?
A person has to cover a distance of 8 km in 1 hour. If he covers one-fourth of the distance in one-third of the total time, then what should his speed (in km/h) be to cover the remaining distance in the remaining time so that the person reaches the destination exactly on time?