GATE Practice Question and Answer

Q: An object at rest may have 2402 0

  • 1
    Momentum
    Correct
    Wrong
  • 2
    Potential energy
    Correct
    Wrong
  • 3
    Velocity
    Correct
    Wrong
  • 4
    Kinetic energy
    Correct
    Wrong
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Answer : 2. "Potential energy"
Explanation :

Answer: B) Potential energy Explanation: An object at rest may have Potential energy.

Q: Which structure is not part of the Endomembrane System? 2402 0

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    Chloroplast
    Correct
    Wrong
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    Plasma membrane
    Correct
    Wrong
  • 3
    Nuclear envelope
    Correct
    Wrong
  • 4
    Golgi apparatus
    Correct
    Wrong
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Answer : 1. "Chloroplast"
Explanation :

Answer: A) Chloroplast Explanation: The endomembrane system is composed of the different membranes that are suspended in the cytoplasm within a eukaryotic cell. These membranes divide the cell into functional and structural compartments or organelles. In eukaryotes, the organelles of the endomembrane system include the nuclear membrane, the endoplasmic reticulum, the Golgi apparatus, lysosomes, vesicles, endosomes and the cell membrane, among others.

Q: What is the Iupac name for the compound shown below. 2401 0

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    1-Bromo-3-chlorocyclohexene
    Correct
    Wrong
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    2-Bromo-6-chlorocyclohex-1-ene
    Correct
    Wrong
  • 3
    6-Bromo-2-chlorocyclohexene
    Correct
    Wrong
  • 4
    3-Bromo-1-chlorocyclohex-1-ene
    Correct
    Wrong
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Answer : 4. "3-Bromo-1-chlorocyclohex-1-ene"
Explanation :

Answer: D) 3-Bromo-1-chlorocyclohex-1-ene Explanation: In chemical nomenclature, the IUPAC nomenclature of organic chemistry is a systematic method of naming organic chemical compounds as recommended by the International Union of Pure and Applied Chemistry (IUPAC).

Q: Which is the highest gallantry award in India? 2401 0

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    Param Vir Chakra
    Correct
    Wrong
  • 2
    Kirti Chakra
    Correct
    Wrong
  • 3
    Vir Chakra
    Correct
    Wrong
  • 4
    Param Vishishtat Seva Medal
    Correct
    Wrong
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Answer : 1. "Param Vir Chakra"
Explanation :

Answer: A) Param Vir Chakra Explanation: Param Vir Chakra (PVC) is India's highest military decoration awarded for the displaying distinguished acts of valor during the war.   Ashok Chakra Award – An Indian military decoration awarded for valour, courageous action or self-sacrifice away from the battlefield. It is the peacetime equivalent of the Param Vir Chakra. Kirti Chakra – Second in order of precedence of peacetime gallantry awards. Maha Vir Chakra (MVC) is literally called a great warrior medal. Vir Chakra is an Indian gallantry award presented for acts of bravery in the wars.

Q: Solve the Puzzle? 2401 0

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Answer :
Explanation :

From the assumption and trial and error method, last three digits sum must leave the same digit as the answer. It is possible only if the answer must be units digit number leaving tens digit as carry. And the possible 3rd digit is 5. Since 5 + 5 + 5 = 15  Now, 2nd step is  1 + x + x + x = 5 => 3x = 4 It is possible with x = 8. 8 + 8 + 8 + 1 = 25 leaving 2 as carry.  Now, 3rd step is 2 + x + x + x = 5 => x = 1   Hence, the three dgits are 1, 8, 5. 185 + 185 + 185 = 555.

Q: Fuse Wire is Made of? 2401 0

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    an alloy of Tin and Lead
    Correct
    Wrong
  • 2
    Nickel
    Correct
    Wrong
  • 3
    Copper
    Correct
    Wrong
  • 4
    an alloy of Nickel and Lead
    Correct
    Wrong
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Answer : 1. "an alloy of Tin and Lead"
Explanation :

Answer: A) an alloy of Tin and Lead Explanation: Fuse Wire is Made of an alloy of Tin and Lead.   If too high a current flows, the element rises to a higher temperature and either directly melts, or else melts a soldered joint within the fuse, opening the circuit. Thefuse element is made of an alloy of Tin and Lead to provide stable and predictable characteristics.

Q: How many inches is 5' 4"? 2399 0

  • 1
    66
    Correct
    Wrong
  • 2
    64
    Correct
    Wrong
  • 3
    62
    Correct
    Wrong
  • 4
    60
    Correct
    Wrong
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Answer : 2. "64"
Explanation :

Answer: B) 64 Explanation: We know 1 feet = 12 inches. According to the question, 5' 4''  =  5 feet 4 inches = 12 x 5 + 4 = 64 inches.   Hence,  5' 4''  =  5 feet 4 inches = 64 inches.

Q: RADAR is used for 2398 0

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    detecting and locating the position of objects such as Aeroplanes
    Correct
    Wrong
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    locating submerged submarines
    Correct
    Wrong
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    locating geostationary satellites
    Correct
    Wrong
  • 4
    receiving a signals in a radio receiver
    Correct
    Wrong
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Answer : 1. "detecting and locating the position of objects such as Aeroplanes"
Explanation :

Answer: A) detecting and locating the position of objects such as Aeroplanes Explanation: RADAR - RAdio Detection And Ranging. A radar system consists of a transmitter producing electromagnetic waves in the radio or microwaves domain, a transmitting antenna, a receiving antenna (often the same antenna is used for transmitting and receiving) and a receiver and processor to determine properties of the objects.    Radar is an object-detection system that uses radio waves to determine the range, angle, or velocity of objects. It can be used to detect aircraft, ships, spacecraft, guided missiles, motor vehicles, weather formations, and terrain.   Radio waves from the transmitter reflect off the object and return to the receiver, giving information about the object's location and speed.

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