1
VITEEE 2022
MCQ (Single Correct Answer)
+1
-0

The maximum slope of the curve $$y=\frac{1}{2} x^4-5 x^3+18 x^2-19 x$$ occurs at the point

A
$$(2,2)$$
B
$$(0,0)$$
C
$$(2,9)$$
D
$$\left(3, \frac{21}{2}\right)$$
2
VITEEE 2022
MCQ (Single Correct Answer)
+1
-0

A toy gun uses a spring of force constant $$k$$. When charged before being triggered in the upward direction, the spring is compressed by a distance $$x$$. If the mass of the shot is $$m$$, on being triggered it will go upto a height of

A
$$\frac{k x^2}{m g}$$
B
$$\frac{x^2}{k m g}$$
C
$$\frac{k x^2}{2 m g}$$
D
$$\frac{k^2 x^2}{m g}$$
3
VITEEE 2022
MCQ (Single Correct Answer)
+1
-0

A capacitor is filled with two dielectrics of the same dimensions but of dielectric constants 2 and 3 as shown in Fig.(a) and then in Fig.(b). Then ratio of the capacitor in the two arrangements is

VITEEE 2022 Physics - Capacitor Question 3 English

A
25 : 24
B
24 : 25
C
12 : 13
D
13 : 12
4
VITEEE 2022
MCQ (Single Correct Answer)
+1
-0

In which of the following photoelectric effect is not observed?

A
Potassium
B
Rubidium
C
Magnesium
D
Cesium
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