A metal surface illuminated by 8.5×1014 Hz light emits electrons whose maximum energy is 0.52 eV. The same surface illuminated by 12.0×1014 Hz light emits electrons whose maximum energy is 1.97 eV. The work function of the metal is ( B )
A metal surface illuminated by 8.5×1014 Hz light emits electrons whose maximum energy is 0.52 eV. The same surface illuminated by 12.0×1014 Hz light emits electrons whose maximum energy is 1.97 eV. The work function of the metal is ( B )
Protection of the wildlife in the region is severely______ by lack of funds. A: hampered B: illuminated C: collided D: scarred
Protection of the wildlife in the region is severely______ by lack of funds. A: hampered B: illuminated C: collided D: scarred
If the red object is illuminated with green light it appears<br/>________. A: black B: red C: green D: white
If the red object is illuminated with green light it appears<br/>________. A: black B: red C: green D: white
In the city of Harbin, the ice city, fantastic lanterns are carved from large blocks of ice and gorgeously illuminated with colored electric lights.
In the city of Harbin, the ice city, fantastic lanterns are carved from large blocks of ice and gorgeously illuminated with colored electric lights.
Nobody can help but be ______ by the world into which he is taken by the science fiction. A: illuminated B: fascinated C: embodied D: cherished
Nobody can help but be ______ by the world into which he is taken by the science fiction. A: illuminated B: fascinated C: embodied D: cherished
The most celebrated Halloween decoration is the Jack-O'-Lantern, traditionally a hollowed-out carrot, carved to resemble a grotesque face and illuminated by a candle placed inside.
The most celebrated Halloween decoration is the Jack-O'-Lantern, traditionally a hollowed-out carrot, carved to resemble a grotesque face and illuminated by a candle placed inside.
What does the writer think of the basic myth of the marriage? A: easily disillusioned B: likely to be explained C: hard to resolve D: never to be illuminated
What does the writer think of the basic myth of the marriage? A: easily disillusioned B: likely to be explained C: hard to resolve D: never to be illuminated
() Nothing ever becomes real till it is experienced—even a<br/>proverb is no proverb to you till your life has _____ it. A: illuminated B: illiterate C: illusion D: illustrated
() Nothing ever becomes real till it is experienced—even a<br/>proverb is no proverb to you till your life has _____ it. A: illuminated B: illiterate C: illusion D: illustrated
In the title of the text “The Light of Depression”, “light” may NOT be interpreted as ____ A: the lights of the city B: the light of a new experience C: the light that painted color into her life D: the light that illuminated her life
In the title of the text “The Light of Depression”, “light” may NOT be interpreted as ____ A: the lights of the city B: the light of a new experience C: the light that painted color into her life D: the light that illuminated her life
Why are the city streets illuminated with fairy lights A: To welcome lord Krishna and his wife. B: To offer prayers to the goddess of prosperity Lakshmi. C: To commemorate the return of Rama to his homeland. D: To give best wishes to their family members.
Why are the city streets illuminated with fairy lights A: To welcome lord Krishna and his wife. B: To offer prayers to the goddess of prosperity Lakshmi. C: To commemorate the return of Rama to his homeland. D: To give best wishes to their family members.