IIT JEE प्रश्न और उत्तर का अभ्यास करें

प्र: The difference between circumference and semidiameter of a circle is 37 cm. What is the diameter of the circle ? 1556 0

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    18 cm
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    12 cm
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    16 cm
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  • 4
    14 cm
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उत्तर : 4. "14 cm"
व्याख्या :

Answer: D) 14 cm Explanation: circumference of a circle = 2πr   => 2 × 22/7 × r – r = 37   => 37/7 × r = 37   => r = 7 cm.   Diameter D = 2r = 7×2 = 14 cm.

प्र: World Soil Day is celebrated on ? 1556 0

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    July 26
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    June 30
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    August 9
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    December 5
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उत्तर : 4. "December 5"
व्याख्या :

Answer: D) December 5 Explanation:

प्र: Cross Contamination is prevented by 1556 0

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उत्तर :
व्याख्या :

Cross Contamination :: Cross Contamination is nothing but a contamination in a cross way i.e, when a bacteria on a kitchen tool transfers to food via direct contact. Two of the most common kitchen tools usually tend to be a knife or a cutting board. However, it is not just bacteria that gets carried from one place to another — it could also be a virus also. Cross Contamination is prevented by the following tips :: 1. Use separate equipment 2. Clean and sanitize all work surfaces 3. Remind employees to wash their hands 4. Purchase prepared food 5. Implement a personal hygiene program.

प्र: How many seconds will a 600 m long train take to cross a man walking with a speed of 7 km/hr in the direction of the moving train if the speed of the train is 67 km/hr ? 1556 0

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    29 sec
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    58 sec
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    36 sec
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    44 sec
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उत्तर : 3. "36 sec"
व्याख्या :

Answer: C) 36 sec Explanation: Speed of train relative to man = 67 - 7 = 60 km/hr.= 60 x 5/18 = 50/3 m/sec. Time taken to pass the man = 600 x 3/50 = 36 sec.

प्र: On retirement, a woman gets Rs. 1,45,440 of her provident fund which she invests in a scheme at 20% per annum. Her monthly income from this scheme will be 1555 0

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    Rs. 2550
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    Rs. 2424
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    Rs. 2224
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    Rs. 2380
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उत्तर : 2. "Rs. 2424"
व्याख्या :

Answer: B) Rs. 2424 Explanation: Now, the principal amount P = Rs. 1,45,440 Rate of interest R = 20%/annum Now monthly income I = PTR/100 = 1,45,440 x 20 x 1/100 x 12 = 2908800/1200 = Rs. 2424.   Hence, her monthly income = Rs. 2424.

प्र: 5x - 6 = 3x - 8 Solve the above equation. 1555 0

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    2
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    -1
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    -2
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    1
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उत्तर : 2. "-1"
व्याख्या :

Answer: B) -1 Explanation: Given 5x - 6 = 3x - 8 5x - 3x = -8 + 6 2x = -2 => x = -1.

प्र: Accounts Receivable financing is based on 1555 0

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उत्तर :
व्याख्या :

Accounts-receivable financing is a type of asset-financing arrangement in which a company uses its receivables — outstanding invoices or money owed by customers — to receive financing. when a business sells its AR (accounts receivable) to a factoring company and receives short-term business funding in return, this is what called as Accounts Receivable Financing.   How it works :: Business-to-business sales are often offered with payment terms of 30, 60 or 90 days. The buyer receives the product, but doesn't submit payment until the mutually agreed-upon date. The seller records the sale as revenues and increases the accounts receivable by the amount of the sale. When the payment arrives, the seller decreases the accounts receivable and increases cash. Accounts receivable financing allows the seller to get the cash immediately by selling the receivable to a third party. This is called factoring.

प्र: What is the political party of the president now? 1555 0

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    BJP
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    INC
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    BSP
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    NCP
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उत्तर : 1. "BJP"
व्याख्या :

Answer: A) BJP Explanation: Ram Nath Kovind, the present President of India is from BJP, Bharatiya Janata Party. The president of the Republic India is the head of state of India. He is also the commander-in-chief of Indian Armed Forces. He is indirectly elected by the people through members of both houses of the parliament of India, legislative assemblies of all the states of India, the legislative assembly of the Union

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