Recent questions tagged speed-time-distance / GO BioTechnology

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GATE2020: GA: 8
The distance between Delhi and Agra is $233$ km. A car $P$ started travelling from Delhi to Agra and another car $Q$ started from Agra to Delhi along the same road $1$ hour after the car $P$ started. The two cars crossed each other $75$ minutes after the car $Q$ ... $Q$ had travelled when the cars crossed each other? $66.6$ $75.2$ $88.2$ $116.5$

The distance between Delhi and Agra is $233$ km. A car $P$ started travelling from Delhi to Agra and another car $Q$ started from Agra to Delhi along the same road $1$ ho...

soujanyareddy13

2.7k points

soujanyareddy13 asked Nov 3, 2020

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GATE2019: GA-9
Two trains started at $7$AM from the same point. The first train travelled north at a speed of $80$km/h and the second train travelled south at a speed of $100$ km/h. The time at which they were $540$ km apart is ________ AM. $9$ $10$ $11$ $11.30$

Two trains started at $7$AM from the same point. The first train travelled north at a speed of $80$km/h and the second train travelled south at a speed of $100$ km/h. The...

soujanyareddy13

2.7k points

soujanyareddy13 asked Nov 3, 2020

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3

GATE2017-63
Trunks ($10$ m long) and cars ($5$ m long) go on a single lane bridge. There must be a gap of at least $20$ m after each trunk and a gap of at least $15$ m after each car. Trunks and cars travel at a speed of $36$ km/h. If cars and trunks go alternately, what is the maximum number of vehicles that can use the bridge on one hour? $1440$ $1200$ $720$ $600$

Trunks ($10$ m long) and cars ($5$ m long) go on a single lane bridge. There must be a gap of at least $20$ m after each trunk and a gap of at least $15$ m after each car...

Milicevic3306

7.9k points

Milicevic3306 asked Mar 26, 2018

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4

GATE2013-61
Velocity of an object fired directly in upward direction is given by $V = 80-32 t$, where $t$ (time)is in seconds. When will the velocity be between $32 m/sec$ and $64 m/sec$. $(1,3/2)$ $(½,1)$ $(½, 3/2)$ $(1, 3)$

Velocity of an object fired directly in upward direction is given by $V = 80-32 t$, where $t$ (time)is in seconds. When will the velocity be between $32 m/sec$ and $64 m/...

Milicevic3306

7.9k points

Milicevic3306 asked Mar 25, 2018

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5

GATE2018-GA-6
An automobile travels from city A to city B and returns to city A by the same route. The speed of the vehicle during the onward and return journeys were constant at $60$ km/h and 90 km/h, respectively. What is the average speed in km/h for the entire journey? $72$ $73$ $74$ $75$

An automobile travels from city A to city B and returns to city A by the same route. The speed of the vehicle during the onward and return journeys were constant at $60$ ...

gatecse

1.4k points

gatecse asked Feb 20, 2018