Home
Class 12
PHYSICS
Lux is equal to...

Lux is equal to

A

`1 "lumen"//m^(2)`

B

`1 "lumen"//cm^(2)`

C

`1 "candela"//m^(2)`

D

`1 "candela"//cm^(2)`

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    ERRORLESS |Exercise Refraction of Light at Plane Surfaces|9 Videos
  • RAY OPTICS

    ERRORLESS |Exercise Refraction at Curved Surface|8 Videos
  • MAGNETISM

    ERRORLESS |Exercise Assertion & Reason|1 Videos
  • WAVE OPTICS

    ERRORLESS |Exercise SET|23 Videos

Similar Questions

Explore conceptually related problems

If two numbers are equal,then their LCM is equal to their HCF their LCM is less than their HCF their LCM is equal to two xx their HCF None of these

For Simple Harmonic Oscillator, the potential energy is equal is equal to kinetic energy

If the circumference and area of a circle are numerically equal, then the diameter is equal to :

If A is increased by 20%, it equals B. If B is decreased by 50%, it equals C. Then __________ % of A is equal to C.

The resultant of two equal velocities is equal to either. What is the angle between them?

If the latusrectum of an ellipse is equal to one half of its minor axis , then eccentricity is equal to

If 20% of a is equal to 80% of b then a+b:a is equal to

ERRORLESS -RAY OPTICS-SET
  1. Lux is equal to

    Text Solution

    |

  2. In an astronomical telescope in normal adjustment a straight black lin...

    Text Solution

    |

  3. Three lenses L(1) , L(2) , L(3) are placed co-axially as shown in figu...

    Text Solution

    |

  4. An object is placed at a point distant x from the focus of a convex le...

    Text Solution

    |

  5. The diameter of the eye-ball of a normal eye is about 2.5 cm . The pow...

    Text Solution

    |

  6. In a thin spherical fish bowl of radius 10 cm filled with water of ref...

    Text Solution

    |

  7. A small fish 0.4 m below the surface of a lake is viewed through a sim...

    Text Solution

    |

  8. A water drop in air refractes the light ray as

    Text Solution

    |

  9. Which of the following ray diagram show physically possible refraction...

    Text Solution

    |

  10. Following figure shows the multiple reflections of a light ray along a...

    Text Solution

    |

  11. When the rectangular metal tank is filled to the top with an unknown l...

    Text Solution

    |

  12. A concave mirror and a converging lens (glass with mu = 1.5) both have...

    Text Solution

    |

  13. A ray of light strikes a plane mirror M at an angle of 45^(@) as shown...

    Text Solution

    |

  14. A slab of glass, of thickness 6 cm and refractive index 1.5, is placed...

    Text Solution

    |

  15. A point source of light S is placed at the bottom of a vessel containi...

    Text Solution

    |

  16. A point object is placed midway between two plane mirrors a distance a...

    Text Solution

    |

  17. A convergent beam of light is incident on a convex mirror so as to con...

    Text Solution

    |

  18. PQR is a right angled prism with other angles as 60^(@) and 30^(@). Re...

    Text Solution

    |

  19. When a ray is refracted from one medium to another, the wavelength cha...

    Text Solution

    |

  20. Two this lenses, when in contact, produce a combination of power +10 d...

    Text Solution

    |

  21. The plane faces of two identical plano convex lenses, each with focal ...

    Text Solution

    |