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Answer Posted / ..
yaa plane mirrors can produce real images if the object is
virtual
| Is This Answer Correct ? | 21 Yes | 14 No |
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An ice-box is built of wood 1.75 cm thick, lined with cork 3 cm thick. If in the steady state the temperature of the inner surface of the cork is 0 ºC and that of the outer surface of wood is 12 ºC, what is the temperature of the wood-cork interface? The thermal conductivities of wood and cork are 0.2 W/m-K and 0.04 W/m-K respectively
Graph between frequency of photon and velocity of photo electron?
What is meant by common potential?
Which property of the rain coat makes it water proof?
Why a capacitor is a voltage sensitive device?
What seven colors appear to be white when mixed together?
When is fluorescence strong?
For which type of waves is the principle of superposition valid?
How is radiation emitted from the body?
For two objects separated by a distance d, if the mass of one of the objects is doubled, what will happen to the gravitational attraction between them?
What does the acronym am stands in radio transmission?
Explain how do you find your body volume using a tape measure?
What is the proper definition of light?
A truck travels 420 m. Each tire on the truck has a diameter of 42 cm. If one revolution of a tire is equal to 2? Times the radius of the tire (in meters), which of the following equations shows how many revolutions each tire makes as the distance is traveled?
Tell me what path does an asteroid take?
