IIT JEE प्रश्न और उत्तर का अभ्यास करें

प्र: A government subsidy to the producers of a product 1949 0

  • 1
    reduces product demand
    सही
    गलत
  • 2
    increases product supply
    सही
    गलत
  • 3
    reduces product supply
    सही
    गलत
  • 4
    increases product demand
    सही
    गलत
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उत्तर : 2. "increases product supply"
व्याख्या :

Answer: B) increases product supply Explanation:

प्र: Which of the following describes loyalists? 1948 0

  • 1
    They thought Patriots were too radical
    सही
    गलत
  • 2
    They decided to fight against the British
    सही
    गलत
  • 3
    They wanted to return to Britain
    सही
    गलत
  • 4
    They supported British taxation
    सही
    गलत
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उत्तर : 1. "They thought Patriots were too radical"
व्याख्या :

Answer: A) They thought Patriots were too radical Explanation: They thought Patriots were too radical is the statement which describes loyalists correctly.

प्र: Opening in a wall to let in air or light 1947 0

  • 1
    Ceiling
    सही
    गलत
  • 2
    Door
    सही
    गलत
  • 3
    Window
    सही
    गलत
  • 4
    All the above
    सही
    गलत
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उत्तर : 3. "Window"
व्याख्या :

Answer: C) Window Explanation: The Opening in a wall to let in air or light is nothing but a Window.

प्र: Negative divided by Negative 1946 0

  • 1
    -ve
    सही
    गलत
  • 2
    +ve
    सही
    गलत
  • 3
    0
    सही
    गलत
  • 4
    Can't be determined
    सही
    गलत
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उत्तर : 2. "+ve"
व्याख्या :

Answer: B) +ve Explanation: We know the Mathematical rules that   ++ = ++- = --+ = --- = +

प्र: Primary care physicians are responsible for diagnosis and treatment. 1946 0

  • 1
    TRUE
    सही
    गलत
  • 2
    FALSE Answer & Explanation Answer:
    सही
    गलत
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उत्तर : 1. "TRUE"
व्याख्या :

Answer: A) TRUE Explanation: Primary care physicians or General practitioners (GP) are the one you go first to get a check up, and if they deem that your problem more severe than they can help you, they will send you to a secondary care physicians like specialists in Cardiologists, Neurologists, Dentists, ...   Hence, the given statement, Primary care physicians are responsible for diagnosis and treatment is TRUE.

प्र: Pointing to a photograph, a man said, "I have no brother or sister but that man’s father is my father’s son." Whose photograph was it? 1946 0

  • 1
    His uncle's
    सही
    गलत
  • 2
    His nephew's
    सही
    गलत
  • 3
    His son's
    सही
    गलत
  • 4
    His Cousin's
    सही
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उत्तर : 3. "His son's"
व्याख्या :

Answer: C) His son's Explanation: Since the narrator has no brother, his father’s son is he himself. So, the man who is talking is the father of the man in the photograph. Thus, the man in the photograph is his son.

प्र: Which of the following is a characteristic of all minerals? 1946 0

  • 1
    Crystalline solids
    सही
    गलत
  • 2
    Minerals are inorganic
    सही
    गलत
  • 3
    All minerals are formed in a natural process
    सही
    गलत
  • 4
    All the above
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उत्तर : 4. "All the above"
व्याख्या :

Answer: D) All the above Explanation: Common properties of Minerals are :   1. All minerals are formed in a natural process. 2. Minerals are inorganic 3. Minerals are crystalline solids. 4. Every mineral is an element or compound with a definite chemical composition.

प्र: A seller uses 840 gm in place of 1 kg to sell his goods. Find his actual profit/loss % When he sells his article on 4% loss on cost price ? 1946 1

  • 1
    14.28 % profit
    सही
    गलत
  • 2
    24.18 % profit
    सही
    गलत
  • 3
    14.28 % loss
    सही
    गलत
  • 4
    24.18 % loss
    सही
    गलत
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उत्तर : 1. "14.28 % profit"
व्याख्या :

Answer: A) 14.28 % profit Explanation: Let 1kg of Rs. 100 then 840gm is of Rs. 84.Now (label on can 1kg but contains 840kg ) so for customer it is of Rs. 100 and further gives 4% discount [he sells his article on 4% loss on cost price.] So now S.P = Rs. 96But actually it contains 840 gm so C.P for shopkeeper = Rs. 84S.P = Rs. 96C.P = Rs. 84Profit% = {(S.P-C.P)/C.P}x100{(96-84)/84} x 100 = 14.28571429% PROFIT.

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