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WorksheetsGeneral Physics
Total questions: 20
Worksheet time: 11mins
The differentiation of velocity with respect to time gives
Velocity square
Acceleration
Distance
Velocity/2
The value of unified mass unit in kg is
1.67x10 to the power of -27 kg
1.67x10 to the power of 27
1.67x10 to the power of 16
1.67x10 to the power of-16
What is the velocity of a function in t f(t) = 2t²+7t-1 at t=5sec
17m/s
27m/s
25m/s
10m/s
The time period of a simple pendulum of length 1 m is
1 sec
2 sec
3 sec
4sec
The angle between the vector î and x axis is
90
0
45
60
The maximum height of a projectile is
U²sin²∅/2g
U²cos²∅/2g
U²tan²∅/2g
U²sin∅/2g²
The time period of a simple pendulum is
T=2π×l/g²
T=2π×lg
T=2π×√l/g
T=2π×√l/g²
Hot Liquids flow faster than cold liquids because of
Viscosity
Surface tension
Piscosity
Adativity
Which of the following substances doesn't contract on heating
Iron
Cast iron
Silica glass
Rubber
Why are gaps left between the rails of the railway track
To pass air
To allow thermal expansion
To allow thermal conductivity
Calculate kinetic energy of 0.25mol of He at 127degress celcius (R= 8.31)
1247j
1190j
1210j
6427j
The magnitude of a null vector is
1
2
10
0
The function in t is f(t)=5t³-4t²+2t+3 then the acceleration become zero at
4/15 sec
2 sec
1/15 sec
5/16sec
The product of Force and displacement whole divided by time gives ([F×D]/t )
(a)
The acceleration of a body become zero when velocity is
Maximum
Minimum
Constant
If the time taken by a vehicle to complete 1 round is 45min then the time taken to complete 7/45 round is
(a)
The integration of xdx is
x²/2
x/2
x²/4
x/3
The differentiation of 5x⁴+2x³ at x=1
20
26
30
25
Who discovered the evolution of stars
Albert Einstein
Sir CV Raman
S Chendrashekaran
Chandrababu ft
Which of the following is the discovery of sir CV Raman
Telescope
Television
Raman effect
Raman spectroscopy
