1
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A block of mass 10 kg placed on rough horizontal surface having coefficient of friction m = 0.5, if a horizontal force of 100 N acting on it then acceleration of the block will be
A
10 m/s2
B
5 m/s2
C
15 m/s2
D
0.5 m/s2.
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
An object of mass 3 kg is at rest. Now a force of $$\overrightarrow F $$ = 6t2 $$\widehat i$$ + 4t $$\widehat j$$ is applied on the object then velocity of object at t = 3 sec. is
A
18$$\widehat i$$ + 3$$\widehat j$$
B
18$$\widehat i$$ + 6$$\widehat j$$
C
3$$\widehat i$$ + 18$$\widehat j$$
D
18$$\widehat i$$ + 4$$\widehat j$$
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A particle A is dropped from a height and another particle B is projected in horizontal direction with speed of 5/sec from the same height then correct statement is
A
particle A will reach at ground first with respect to particle B
B
particle B will reach at ground first with respect to particle A
C
both particles will reach at ground simultaneously
D
both particles will reach at ground with same speed.
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A point P consider at contact point of a wheel on ground which rolls on ground without slipping then value of displacement of point P when wheel completes half of rotation (if radius of wheel is 1 m)
A
2 m
B
$$\sqrt {{\pi ^2} + 4} m$$
C
$$\pi \,m$$
D
$$\sqrt {{\pi ^2} + 2} \,m$$