Practice Question and Answer

Q:

In these questions read each sentence to find out whether there is any error in it. If there is no error, the answer is (D).

India is using (A)/ Afghan soil for its nefariously designs (B)/ to destabilise Pakistan relations.(C)/No Error (D)

1994 0

  • 1
    A
    Correct
    Wrong
  • 2
    B
    Correct
    Wrong
  • 3
    C
    Correct
    Wrong
  • 4
    D
    Correct
    Wrong
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Answer : 2. "B"

Q: In a vacuum, all electromagnetic waves have the same 1994 0

  • 1
    Velocity
    Correct
    Wrong
  • 2
    Wavelenth
    Correct
    Wrong
  • 3
    Frequency
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 1. "Velocity"
Explanation :

Answer: A) Velocity Explanation: When traveling in a vacuum, electronic waves from the electromagnetic spectrum all travel at the same speed. Velocity is speed with direction, so they would all travel at the same velocity, realtively speaking. But frequency and wavelength are quite different.

Q:

Recently, who has won the Sharjah Online International Chess Championship?

1994 0

  • 1
    P. Harikrishna
    Correct
    Wrong
  • 2
    Shakharyar Mamedirov
    Correct
    Wrong
  • 3
    Radoslav Wojtaszek
    Correct
    Wrong
  • 4
    Gerry Kasparov
    Correct
    Wrong
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Answer : 2. "Shakharyar Mamedirov"

Q:

Which one of the following is not a non conventional source of energy?

1994 0

  • 1
    Solar Energy
    Correct
    Wrong
  • 2
    Natural Gas
    Correct
    Wrong
  • 3
    Wind Energy
    Correct
    Wrong
  • 4
    Tidal Power
    Correct
    Wrong
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Answer : 2. "Natural Gas"

Q:

Under which style are the paintings on 'Beli Kissan Rukmani Ri' work made?

1994 0

  • 1
    Alwar style
    Correct
    Wrong
  • 2
    Jaipur Style
    Correct
    Wrong
  • 3
    Marwar style
    Correct
    Wrong
  • 4
    Bundi Style
    Correct
    Wrong
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Answer : 3. "Marwar style "

Q: A kiddy bank of a child contains all Rs. 1, 50 paise and 25 paise coins. What is the total amount in the bank ?(1) Total number of coins are 20(2) The number of 50 paise and 25 paise coins are in the ratio of 7:3. 1994 0

  • 1
    only 1 is needed
    Correct
    Wrong
  • 2
    only 1 is needed
    Correct
    Wrong
  • 3
    Both and 2 are needed
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 3. "Both and 2 are needed"
Explanation :

Answer: C) Both and 2 are needed Explanation: Given that 50 paise and 25 paise coins are in the ratio of 7:3, they can be either 7 & 3 or 14 & 6.As total 20 coins also includes Rs. 1 coins, so 50 paise & 25 paise coins are 7 & 3 respectively & Rs. 1 coins are 10.Total amount = (100x10) + (50x7) + (25x3)=1425 paise or Rs.14.25.

Q:

Find the value of given expression.

3 – (– 6) {– 2 – 9 – 3} ÷ 7{1 + (– 2) (– 1)}

1994 0

  • 1
    – 1
    Correct
    Wrong
  • 2
    15
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 1. " – 1"

Q: Can you Solve 7 + 7 ÷ 7 + 7 x 7 + 7 - 7 ÷ 7 + 7 x 7 = 1994 0

  • 1
    112
    Correct
    Wrong
  • 2
    56
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    98
    Correct
    Wrong
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Answer : 1. "112"
Explanation :

Answer: A) 112 Explanation: 7  + 7 ÷ 7 + 7 x 7 + 7 - 7 ÷ 7 + 7 x 7= 7 + 1 + 49 + 7 - 1 + 49= 8 + 56 + 48= 56 + 56= 112

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