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11th Standard Maths English Medium Free Online Test Creative One Mark Questions with Answer Key - Part Five

11th Standard

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Maths

Time : 00:10:00 Hrs
Total Marks : 10

    Answer all the questions

    10 x 1 = 10
  1. The value of a when x3-2x2+3x+a is divided by (x - 1), the remainder is 1, is:

    (a)

    -1

    (b)

    1

    (c)

    2

    (d)

    -2

  2. If nCr-1 = 36, nCr = 84 and nCr+1 = 126 then r =

    (a)

    2

    (b)

    2

    (c)

    3

    (d)

    4

  3. 21/4 41/8 81/16 161/32 . . . =

    (a)

    1

    (b)

    2

    (c)

    \(\frac{3}{2}\)

    (d)

    \(\frac{5}{2}\)

  4. If the co-ordinates of a variable point p be \((t+\frac{1}{t},t-\frac{1}{t})\)where t is the parameter then the locus of p

    (a)

    xy=1

    (b)

    x2+y2=4

    (c)

    x2-y2=4

    (d)

    x2-y2=8

  5. If A is a matrix 3 x 3, then \({ { (A }^{ 2 }) }^{ -1 }\)=

    (a)

    \(\frac { 1 }{ { A }^{ 2 } } \)

    (b)

    A-2

    (c)

    \({ { (A }^{ -1 }) }^{ 2 }\)

    (d)

    I

  6. Find the odd one out of the following

    (a)

    \(\hat { i } +2\hat { j } +3\hat { k } \)

    (b)

    \(2\hat { i } +4\hat { j } +6\hat { k } \)

    (c)

    \(7\hat { i } +14\hat { j } +21\hat { k } \)

    (d)

    \(\hat { i } +3\hat { j } +2\hat { k } \)

  7. \(\lim _{ x\rightarrow \frac { \pi }{ 2 } }{ \frac { \sin { x } }{ x } } =\)

    (a)

    \(\pi \)

    (b)

    \(\frac { \pi }{ 2 } \)

    (c)

    \(\frac { 2 }{ \pi } \)

    (d)

    1

  8. The slope of the graph of \(f\left( x \right) =\frac { \left| x \right| }{ x } ,x>0\quad is\)

    (a)

    1

    (b)

    0

    (c)

    -1

    (d)

    undefined

  9. Choose the correct or the most suitable answer from the given four alternatives.
    \(If\sin { (x+y)= } \log { (x+y) } \) then \(\frac { dy }{ dx } \) is

    (a)

    2

    (b)

    -2

    (c)

    1

    (d)

    -1

  10. Choose the correct or the most suitable answer from the given four alternatives.
    If f(x) is an odd function, then  f'(x) is an ______ function

    (a)

    even

    (b)

    odd

    (c)

    even or odd

    (d)

    neither even nor odd

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