Tag: importance of transport system

Questions Related to importance of transport system

When and between which two stations did the first train of India steam off?

  1. Kolkata to Raniganj, 1874

  2. Mumbai to Thane, 1853

  3. Mumbai to Ahmedabad, 1854

  4. Chennai to Arkonam, 1856


Correct Option: B
Explanation:
The Indian Railways is the largest public sector undertaking in the country. The first train steamed off from Mumbai to Thane in 1853, covering a distance of 34 km.

The different access methods which permit many satellite users to operate in parallel through a single transponder without interfering with each other as _____.

  1. Frequency Division Multiple Access (FDMA)

  2. Time Division Multiple Access (TDMA)

  3. Code Division Multiple Access (CDMA)

  4. All of these


Correct Option: D
Explanation:
  • Frequency Division Multiple Access (FDMA) is one of the most common analogue multiple access methods. The frequency band is divided into channels of equal bandwidth so that each conversation is carried on a different frequency .
  •  Time Division Multiple Access (TDMA)  is a channel access method for shared-medium networks. It allows several users to share the same frequency channel by dividing the signal into different time slots.The users transmit in rapid succession, one after the other, each using its own time slot.
  • Code-division multiple access (CDMA) is a channel access method used by various radio communication technologies. CDMA is an example of multiple access, where several transmitters can send information simultaneously over a single communication channel.

When a communication satellite passes into Earth's shadow, its temperature drops to about __________ K.

  1. 123

  2. 245

  3. 273

  4. 100


Correct Option: A

How many geosynchronous communication satellites are required to cover all inhabited regions of the Earth?

  1. 4

  2. 3

  3. 5

  4. 1


Correct Option: B
Explanation:
  • A single geostationary satellite is on a line of sight with about 40 percent of the earth's surface. 
  • Three such satellites, each separated by 120 degrees of longitude, can provide coverage of the entire plane the north and south geographic poles.

Which among the following means of transport in India carries maximum number of passengers during a year?

  1. Ashok Leyland buses

  2. Telco buses

  3. Indian Railways

  4. International water transport


Correct Option: C

The pilgrims of Kailash Mansarovar have to pass through which pass to enter into Tibet?

  1. Lipu lekh

  2. Nathu la

  3. Khardungala

  4. Rohtang


Correct Option: A

Which cities were first connected by the STD services?

  1. Kanpur and Delhi

  2. Kanpur and Lucknow

  3. Delhi and Kolkata

  4. Delhi and Mumbai


Correct Option: B

Jawahar Tunnel, is located in the State of _________.

  1. Maharashtra

  2. Karnataka

  3. Himachal Pradesh

  4. Jammu & Kashmir


Correct Option: D

Construction, supervision and maintenance of National Highways is the responsibility of __________.

  1. State government

  2. Central government

  3. Road Transport Corporation

  4. National Highways Authority of India


Correct Option: D