1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
If the angle between the vectors $$\overrightarrow A $$ and $$\overrightarrow B $$ is $$\theta $$, the value of the product $$\left( {\overrightarrow B \times \overrightarrow A } \right).\overrightarrow A $$ is equal to
A
BA2sin$$\theta $$
B
BA2cos$$\theta $$
C
BA2sin$$\theta $$cos$$\theta $$
D
zero.
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
A drum of radius R and mass M, rolls down without slipping along an inclined plane of angle $$\theta $$. The frictional force
A
dissipates energy as heat
B
decreases the rotational motion
C
decreases the rotational and translation motion
D
converts translational energy to rotational energy.
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The moment of inertia of a uniform circular disc of radius R and mass M about an axis passing from the edge of the disc and normal to the disc is
A
MR2
B
$${1 \over 2}$$ MR2
C
$${3 \over 2}$$ MR2
D
$${7 \over 2}$$ MR2
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
A force F acting

AIPMT 2005 Physics - Work, Energy and Power Question 25 English
on an object varies with distance x as shown here. The force is in N and x in m. The work done by the force in moving the object from x = 0 to x = 6 m is
A
18.0 J
B
13.5 J
C
9.0 J
D
4.5 J