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M P Keshari

Archive for the ‘COMPETITION’ Category

PHYSICS

This item was filled under [ COMPETITION ]

PHYSICS – XII OBJECTIVE TYPE QUESTION MULTIPLE CHOICE Direction :- Choose the suitable alternative from the following :   Q.1.     A charge q is placed at the centre of the line joining two equal positive charges Q.   The system of the three charges will be in equilibrium, if q is equal to :   [...]

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PHYSICS

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PHYSICS – XII   OBJECTIVE TYPE QUESTION   MULTIPLE CHOICE Direction :- Choose the appropriate alternative from the following :   Q.1.     Two small spheres each having the charge q are suspended by insulating threads   of length l from a hook. This arrangement is taken in space, where there is no   gravitational effect. [...]

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PHYSICS

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PHYSICS – XII   OBJECTIVE TYPE QUESTION   MULTIPLE CHOICE   Direction :- Choose the correct alternative from the following :   Q.1.     Five balls numbered 1 to 5 are suspended using separate threads. Pairs (1,2), (2,4)   and (4,1) show electrostatic attraction, while pairs (2,3) and (4,5) show repulsion.   Therefore, ball 1 must [...]

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MATHEMATICS – X

This item was filled under [ CBSE X, COMPETITION, ICSE ]

MATHEMATICS-X   OBJECTIVE   MULTIPLE CHOICE   Q.1.     Value of ‘m’  such that the system of linear equations:   (2m – 1)x + 3y – 5 = 0  and 3x + (n – 1)y – 2 = 0,   have infinite solution is :   (a) 11/5                        (b) 7/5                          (c) 17/4                        (d) [...]

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PHYSICS

This item was filled under [ COMPETITION ]

PHYSICS – XII   OBJECTIVE TYPE QUESTION   MULTIPLE CHOICE     Direction :- Choose the correct alternative from the following :   Q.1.     A soap bubble is given a negative charge. Then, its radius :   (a) decreases                                                                (b) increases   (c) remains unchanged                                                (d) unpredictable   Q.2.     The strength of the [...]

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mathematics – X

This item was filled under [ CBSE X, COMPETITION, ICSE ]

MATHEMATICS-X   OBJECTIVE MULTIPLE CHOICE   Q.1.     The value of α for which the system of linear equations   2x + 3y = 7      and      2αx + (α + β)y = 28   has infinite number of solutions is :   (a) 4                             (b) 8                             (c) 6                             (d) 5   [...]

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PHYSICS

This item was filled under [ COMPETITION ]

PHYSICS – XII   OBJECTIVE  TYPE QUESTION   MULTIPLE CHOICE   Direction :- Choose the correct alternative from the following :   Q.1.     A charge q1 exerts some force on a second charge q2. A third charge q3 is brought   near. Then, force exerted by q1 on q2 will :   (a) decrease in [...]

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MATHS – X

This item was filled under [ CBSE X, COMPETITION, ICSE ]

MATHEMATICS-X   OBJECTIVE  TYPE QUESTION   MULTIPLE CHOICE   Q.1.     The value of ‘p’ and ‘q’ for which the system of linear equation :   2x + 3y = 7  and  (p + q) x + (2p – q) y = 21   has infinite number of solution are :   (a) 4, 3                         [...]

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PHYSICS

This item was filled under [ COMPETITION ]

  PHYSICS – XII   OBJECTIVE   MULTIPLE CHOICE     Direction :- Choose the correct alternative from the following :   Q.1.     When air is replaced by a dielectric medium of dielectric constant K, the   maximum force of attraction between two charges separated by a distance :   (a) decreases K times                          [...]

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MATHS – X

This item was filled under [ CBSE X, COMPETITION, ICSE ]

MATHEMATICS -X   OBJECTIVE TYPE QUESTION   MULTIPLE CHOICE   Q.1.     The value of ‘k’ for which the system of linear equation :   kx + 3y = 2k + 1 and 2(k + 1)x + 9y = 7k + 1   have infinite solution is :   (a) 2                             (b) 1                             (c) [...]

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