Home
Class 12
PHYSICS
Which of the following is (are) correct....

Which of the following is (are) correct.

A

The image and objects are never on opposite side of focus in spherical mirror

B

A virtual image must be erect

C

An image formed in a plane mirror must have same speed as the object has

D

Laws of reflection are same for all wave lengths.

Text Solution

Verified by Experts

The correct Answer is:
A, D
Promotional Banner

Topper's Solved these Questions

  • DAILY PRACTICE PROBLEM

    RESONANCE|Exercise DPP No.14|9 Videos

  • DAILY PRACTICE PROBLEM

    RESONANCE|Exercise DPP No.15|20 Videos

  • DAILY PRACTICE PROBLEM

    RESONANCE|Exercise DPP No.12|9 Videos

  • CURRENT ELECTRICITY

    RESONANCE|Exercise High Level Problems (HIP)|21 Videos

  • ELECTRO MAGNETIC WAVES

    RESONANCE|Exercise Exercise 3|27 Videos
RESONANCE-DAILY PRACTICE PROBLEM-DPP No.13
  1. Two balls are projected from points A and B in vertical plane as shown...

    Text Solution

    |

  2. A partical moves in the x-y plane according to the scheme x=-8 sin pi ...

    Text Solution

    |

  3. A stone is dropped from a certain height which can reach the ground in...

    Text Solution

    |

  4. A particle is projected at an angle of elevation alpha and after t sec...

    Text Solution

    |

  5. Three co-planar vectors (x-y plane ) having magnitude 3sqrt(2),6,10 ar...

    Text Solution

    |

  6. At a particular instant velocity and acceleration of a particle are (-...

    Text Solution

    |

  7. A particle P is moving with a constant speed of 6 m//s in a direction ...

    Text Solution

    |

  8. A body travelling with uniform acceleration crosses two point A and B ...

    Text Solution

    |

  9. A ball is dropped from a height of 20 m and rebounds with a velocity w...

    Text Solution

    |

  10. A swimmer crosses the river along the line making an angle of 45^@ wit...

    Text Solution

    |

  11. A man is holding an umbrella at angle 30^(@) with vertical with lower ...

    Text Solution

    |

  12. Man A is sitting in a car moving with a speed of 54 (km)/(hr) observes...

    Text Solution

    |

  13. A man in a balloon throws a stone downwards with a speed of 5 m//s wi...

    Text Solution

    |

  14. A particle is projected from a point P (2,0,0)m with a velocity 10(m)/...

    Text Solution

    |

  15. A particle A is projected with speed V(A) from a point making an angle...

    Text Solution

    |

  16. A ball is projected with velocity u at right angle to the slope which ...

    Text Solution

    |

  17. A stone projected at angle 'theta' with horizontal from the roof of a...

    Text Solution

    |

  18. A particle approaches from very large distance towards concave mirror ...

    Text Solution

    |

  19. A glass beaker has diameter 4cm wide at the bottom. An observer observ...

    Text Solution

    |

  20. Which of the following is (are) correct.

    Text Solution

    |