Practice Question and Answer
8 Q:Direction: In the following questions two equations numbered I and II are given. You have to solve both the equations and give answer.
(A) x>y
(B) x≥y
(C) x˂y
(D) x≤y
(E) x=y or the relations ship cannot be established
I. $$ {4x^2=49}$$
II. $$ {9y^2-66y+121=0}$$
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5e9e75fa069c450d7c6e3c7c(A) x>y
(B) x≥y
(C) x˂y
(D) x≤y
(E) x=y or the relations ship cannot be established
II. $$ {9y^2-66y+121=0}$$
- 1Afalse
- 2Bfalse
- 3Ctrue
- 4Dfalse
- 5Efalse
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Answer : 3. "C"
Q:Study the following graph carefully to answer the given questions
Q and S work together for 5 days, the rest of the work is finished by M in two more days. If they get Rs. 6000 as wages for the whole work, what are the daily wages of Q, S and M respectively?
1660 05ea93fce3dbbdc76195ad9b3
5ea93fce3dbbdc76195ad9b3- 1200, 250, 300false
- 2300, 200, 250false
- 3600, 400, 200false
- 4600, 400, 500true
- 5None of thesefalse
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Answer : 4. "600, 400, 500"
Q: Synonym of Degradation
1659 061137282b7b4a6411ff6750c
61137282b7b4a6411ff6750c- 1depravitytrue
- 2rightfalse
- 3originatefalse
- 4ownerfalse
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Answer : 1. "depravity"
Q: Recently, the famous personality 'Danish Siddiqui' has passed away, he was?
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60fa81485ae28778f1426e9d- 1Journalisttrue
- 2singerfalse
- 3actorfalse
- 4painterfalse
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Answer : 1. "Journalist"
Q: The coefficient performance of a refrigerator is 5. If the temperature inside the freezer is -20℃, calculate the heat rejected to the surrounding
1659 063c921551e8e3f3e1a3a5a0a
63c921551e8e3f3e1a3a5a0a- 1110Ctrue
- 2false
410C
- 3false
210C
- 4false
310C
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Answer : 1. "110C"
Explanation :
A heat pump is a heat engine working in reverse direction. A refrigerator is basically a heat pump, which is used to pump heat (absorbed from materials at lower temperatures inside the refrigerator) to the surroundings at higher temperatures. The coefficient of performance of a refrigerator is defined as the ratio of heat removed
Why
2
Energy from inside the refrigerator per cycle
w
given per cycle for heat removal,
α
,
Why
2
,
w
,
Q: Who has been appointed by the President Ramnath Kovind as the Judge of the Joint High Court of Jammu and Kashmir and Ladakh Pradesh?
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5ee600a5c777857adcdf005f- 1Javed Iqbal Wanitrue
- 2Akhtar Abdul Wanifalse
- 3Siddharth Shankarfalse
- 4Babu Jwala Prasadfalse
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Answer : 1. "Javed Iqbal Wani"
Q: Vishnu travelled equal distances at speeds of 10 km/hr, 30 km/hr and 8 km/hr and took a total of 15.5 minute to complete. Find the total distance he travelled in km.
1659 0606c2e76556643278a7658c6
606c2e76556643278a7658c6- 12false
- 23true
- 31false
- 44false
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Answer : 2. "3"
Q: In which film made before the attainment of independence, Jan-Man-Man Adhinayak was sung?
1659 05ef1733c7fed557ba2aaca59
5ef1733c7fed557ba2aaca59- 1nicha nagarfalse
- 2Hamarahitrue
- 3Rotifalse
- 4dharti ke lalfalse
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