v45

A

15

B

5

C

8

D

10

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PROGRESSIONS

    DISHA PUBLICATION|Exercise STANDARD LEVEL|27 Videos

  • PROGRESSIONS

    DISHA PUBLICATION|Exercise EXPERT LEVEL|25 Videos

  • PROGRESSIONS

    DISHA PUBLICATION|Exercise TEST YOURSELF|15 Videos

  • PROFIT, LOSS AND DISCOUNT

    DISHA PUBLICATION|Exercise Test Yourself|15 Videos

  • QUADRATIC AND CUBIC EQUATIONS

    DISHA PUBLICATION|Exercise Test Yourself |15 Videos

Similar Questions

Explore conceptually related problems

Plot the given points on a graph sheet. (i) (5,4) (ii) (2,0) (iii) (3,1) (iv) (0,4) (v) (4,5)

If two protons are moving with speed v=4.5 xx 10^(5)m//s parallel to each other then find the ratio of electrostatic and magnetic force between them : -

The mutual conductance of a triode value is 2.5 millimho . Find the change in the plate current if the grid voltage is changed from -2.0 V to 4.5 V .

Three identical cells of e.m.f. 1.5 V are given. Find how we can arrange them to get a total e.m.f. of (a) 1.5 V , (b) 3 V , (c ) 4.5 V .

In an electromagnetic wave, the electric field oscillated sinusoidally with amplitude 45 V//m^(-1) . The RMS value of oscillating magnetic field will be:

Three capacitors are connected across a 45 V power supply as shown in fig.what is the charge on the 6 mu F capacitor?

Write the values of the following trigonometric ratios . i. sin 30^(@) = ii. Cos 30^(@) = iii. tan 30^(@) = iv. sin 60^(@) = v . cos 45^(@) = vi. tan 45^(@) =

A 20 muF capacitor is connected to 45 V battery through a circuit whose resistance is 2000 Omega. What is the final charge on the capacitor ?

DISHA PUBLICATION-PROGRESSIONS-FOUNDATION LEVEL
  1. The sum of the 6th and 15th elements of an arithmetic progression is e...

    Text Solution

    |

  2. In a geometric progression, the sum of the first and the last term is ...

    Text Solution

    |

  3. Four geometric means are inserted between 1/8 and 128. Find the third ...

    Text Solution

    |

  4. How many terms of the series 1 + 3 + 5 + 7 + ..... amount to 123454321...

    Text Solution

    |

  5. An equilateral triangle is drawn by joining the midpoints of the sides...

    Text Solution

    |

  6. The sum to infinity of the progression 9-3 + 1-1/3 + ……..is

    Text Solution

    |

  7. The sequence [xn] is a GP with x2/x4 = 1/4 and x1 + x4 = 108. What wil...

    Text Solution

    |

  8. The 1st, 8th and 22nd terms of an AP are three conscutive terms of a G...

    Text Solution

    |

  9. If the mth term of an AP is 1/n and nth term is 1/m, then find the sum...

    Text Solution

    |

  10. Find the value of 1– 2 – 3 + 2 – 3 – 4 + ... + upto 100 terms.

    Text Solution

    |

  11. If log ((5c)/(a)) , log ((3b)/(5c)) and log ((a)/(3b)) are n an A.P.,...

    Text Solution

    |

  12. If 1/x +1/z + (1)/(x - y) + (1)/(z - y) = 0 , which of the following ...

    Text Solution

    |

  13. Let n > 1, be a positive integer. Then the largest integer m, such tha...

    Text Solution

    |

  14. The sum of an infinite GP whose common ratio is numerically less than ...

    Text Solution

    |

  15. The sum of the series 1/(sqrt2 + sqrt1) + 1/(sqrt2 + sqrt3) + ……+ 1/ (...

    Text Solution

    |

  16. What will be the value of x^(1//2) , x^(1//4) , x^(1//8) ……. To infini...

    Text Solution

    |

  17. Find the sum of n terms of the series 11 + 103 + 1005 + ...

    Text Solution

    |

  18. Three distinct numbers a, b, c form a GP in that order and the number...

    Text Solution

    |

  19. Two AMs. A1 and A2, two GMs. G1 and G2 and two HMs. H1 and H2 are ins...

    Text Solution

    |

  20. v45

    Text Solution

    |