1
NEET 2021
MCQ (Single Correct Answer)
+4
-1
A point object is placed at a distance of 60 cm from a convex lens of focal length 30 cm. If a plane mirror were put perpendicular to the principal axis of the lens and at a distance of 40 cm from it, the final image would be formed at a distance of -

NEET 2021 Physics - Geometrical Optics Question 13 English
A
20 cm from the plane mirror, it would be a virtual image.
B
20 cm from the lens, it would be a real image.
C
30 cm from the lens, it would be a real image.
D
30 cm from the plane mirror, it would be a virtual image.
2
NEET 2021
MCQ (Single Correct Answer)
+4
-1
A car starts from rest and accelerates at 5m/s2. At t = 4 s, a ball is dropped out of a window by a person sitting in the car. What is the velocity and acceleration of the ball at t = 6 s? (Take g = 10 m/s2)
A
20$$\sqrt 2 $$ m/s, 10 m/s2
B
20 m/s, 5 m/s2
C
20 m/s, 0
D
20$$\sqrt 2 $$ m/s, 0
3
NEET 2021
MCQ (Single Correct Answer)
+4
-1
For the given circuit, the input digital signals are applied at the terminals A, B and C. What would be the output at the terminal y?

NEET 2021 Physics - Semiconductor Electronics Question 16 English 1 NEET 2021 Physics - Semiconductor Electronics Question 16 English 2
A
NEET 2021 Physics - Semiconductor Electronics Question 16 English Option 1
B
NEET 2021 Physics - Semiconductor Electronics Question 16 English Option 2
C
NEET 2021 Physics - Semiconductor Electronics Question 16 English Option 3
D
NEET 2021 Physics - Semiconductor Electronics Question 16 English Option 4
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