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The number of digits in 20^(301) (given...

The number of digits in `20^(301)` (given `log_(10)2=0.3010) is

A

602

B

301

C

392

D

391

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2014-MULTIPLE CHOICE QUESTIONS
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  2. If sqrt(y)=cos^(-1)x, then it satisfies the differential equation (1-x...

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  3. The number of digits in 20^(301) (given log(10)2=0.3010) is

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  4. The area of the region bounded by the curves y=x^(2) and x=y^(2) is-

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  5. Let RR be the set of all real numbers and f : R to R be gi...

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  6. The value of "tan"(pi)/(5) +2"tan"(2pi)/(5)+4"cot"(4pi)/(5) is

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  7. Let f(x) be a differentiable function in [2,7]. If f(2)=3 and f'(x)le5...

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  8. If set A contains p elements and set B contains q elements then their ...

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  9. In a Delta ABC , tan A and tanB are the roots of pq(x^(2)+1) =r^(2)x....

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  10. If y=4x+3 is parallel to a tangent to the parabola y^(2)=12x, then ...

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  11. Let the equation of an ellipse be (x^(2))/(144)+(y^(2))/(25)=1. Then ...

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  12. The straight lines x+y=0, 5x+y=4 and x+5y=4 form

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  13. If sin^(-1)((x)/(13))+"cosec"^(-1)((13)/(12)) =(pi)/(2), then the valu...

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  14. The values of lambda for which the curve (7x+5)^(2)+(7y+3)^(2)=lambda^...

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  15. Let f(x)=x+1//2. Then the number of real values of x for which the t...

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  16. Let f(x)=2x^(2)+5x+1. If we write f(x) as f(x)=a(x+1)(x-2)+b(x-2) (...

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  17. If alpha, beta are the roots of ax^(2)+bx+c=0 (a ne 0) and a+h, beta +...

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  18. Let p, q be real numbers . If alpha is the root of x^(2)+3p^(2)x+5q^(...

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  19. The equation of the common tangent with positive slope to the parabola...

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  20. The point on the parabola y^(2)=64x which is nearest to the line 4x+3y...

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