1
TS EAMCET 2020 (Online) 10th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

The ratio of maximum to minimum wavelength in Balmer series of an hydrogenic atom is

A

$9 / 5$

B

$12 / 7$

C

$9 / 7$

D

$14 / 9$

2
TS EAMCET 2020 (Online) 10th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Alpha rays emitted from a radioactive substance are

A

negatively charged particles

B

doubly ionised helium atoms

C

ionised hydrogen nuclei

D

uncharged particles

3
TS EAMCET 2020 (Online) 10th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following depicts the output of the full wave rectifier with capacitor filter for the following AC input?

TS EAMCET 2020 (Online) 10th September Morning Shift Physics - Semiconductor Devices and Logic Gates Question 11 English

A

TS EAMCET 2020 (Online) 10th September Morning Shift Physics - Semiconductor Devices and Logic Gates Question 11 English Option 1

B

TS EAMCET 2020 (Online) 10th September Morning Shift Physics - Semiconductor Devices and Logic Gates Question 11 English Option 2

C

TS EAMCET 2020 (Online) 10th September Morning Shift Physics - Semiconductor Devices and Logic Gates Question 11 English Option 3

D

TS EAMCET 2020 (Online) 10th September Morning Shift Physics - Semiconductor Devices and Logic Gates Question 11 English Option 4

4
TS EAMCET 2020 (Online) 10th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

The Boolean expression of the circuit given in figure is

TS EAMCET 2020 (Online) 10th September Morning Shift Physics - Semiconductor Devices and Logic Gates Question 12 English

A

$Y=A+\bar{B}$

B

$Y=\overline{A+B}$

C

$Y=\bar{A}+B$

D

$Y=A+B$

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