1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Two particles A and B are moving in uniform circular motion in concentric circles of radii rA and rB with speed vA and vB respecitively. Their time period of rotation is the same. The ratio of angular speed of A to that of B will be :
A
vA : vB
B
1 : 1
C
rB : rA
D
rA : rB
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Six similar bulbs are connected as shown in the figure with a DC source of emf E, and zero internal resistance.

The ratio of power consumption by the bulbs when (i) all are glowing and (ii) in the situation when two from section A and one from section B are glowing, will be : NEET 2019 Physics - Current Electricity Question 46 English
A
4 : 9
B
9 : 4
C
1 : 2
D
2 : 1
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct Boolean operation represented by the circuit diagram drawn is : NEET 2019 Physics - Semiconductor Electronics Question 36 English
A
OR
B
NAND
C
NOR
D
AND
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
In which of the following processes, heat is neither absorbed nor released by a system?
A
adiabatic
B
isobaric
C
isochoric
D
isothermal