1
TS EAMCET 2023 (Online) 13th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A wave is given by $y=5 \times 10^{-3} \sin \left(12.5 \pi x-\frac{\pi}{2} t\right)$. Then its wavelength and time period are respectively ( $y$ and $x$ are in metres and $t$ is in seconds)

A

$0.04 \mathrm{~m}, 4 \mathrm{~s}$

B

$0.16 \mathrm{~m}, 1 \mathrm{~s}$

C

$0.04 \mathrm{~m}, 2 \mathrm{~s}$

D

$0.16 \mathrm{~m}, 4 \mathrm{~s}$

2
TS EAMCET 2023 (Online) 13th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A tuning fork $A$ of frequency 250 Hz and another tuning fork $B$ of frequency $x$ produced 5 beats per second when vibrated together. If the fork $B$ is waxed and vibrated together with $A$, then 3 beats per second are produced. Then, $x=$

A

255 Hz

B

245 Hz

C

247 Hz

D

253 Hz

3
TS EAMCET 2023 (Online) 13th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A convex lens forms a real image of a point object placed on its principal axis. If the upper half of the lens is painted black, then

A

the image shifts upward

B

the image shifts downward

C

the intensity of the image decreases

D

the intensity of the image increases

4
TS EAMCET 2023 (Online) 13th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Two slits separated by a distance of 1 mm are illuminated with light of wavelength $6.5 \times 10^{-7} \mathrm{~m}$. The interference fringes are observed on a screen placed at 1 m from the slits. The distance between the third dark fringe and the fifth bright fringe is equal to

A

0.655 mm

B

1.625 mm

C

3.125 mm

D

4.785 mm

TS EAMCET Papers

All year-wise previous year question papers