1. For a glass or plastic diffraction grating such as you used in lab, a. there

Question

1. For a glass or plastic diffraction grating such as you used in lab,

a. there is no first-order imange

b. the unruled slit areas transmit light

c. the patterns are formed by reflected light

d. the grating constant is equal to N

2. if a particular grating has a greater grating constant than another then

a. it has a greater number of lines per unit lenth

b. theere is no diffrence in the diffraction patterns of each

c. its diffraction pattern will be spread out more,

d. more orders will be practically observed

3. if a monochromatic source with a greater wavelenth is used for a diffraction experiment then

a. the diffraction pattern is spread out more

b. more orders will be practically observed

c. the patterns are the same

d. the grating constant increases

4. a bright line will be observed from a diffraction grating when the path difference from adjacent slits is

a. one wave lenth

b. two wavelenths

c. three wavelenths

d. all of these

Explanation / Answer

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------SEE MY NEXT POST FOR ANSWERS

Related Questions

Navigate

• Browse (All)
• Browse 1
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.