1
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Water falls from a height of 60 m at the rate of 15 kg/s to operate a turbine. The losses due to frictional forces are 10% of energy. How much power is generated by the turbine ? (g = 10 m/s2)
A
12.3 kW
B
7.0 kW
C
8.1 kW
D
10.2 kW
2
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
A particle moves in a straight line with a constant acceleration. It changes its velocity from 10 ms$$-$$1 to 20 ms$$-$$1 while passing through a distance 135 m in t second. The value of t is
A
12
B
9
C
10
D
1.8
3
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Which two of the following five physical parameters have the same dimensions ?
1.  Energy density
2.  Refractive index
3.  Dielectric constant
4.  Young's modulus
5.  Magnetic field
A
1 and 4
B
1 and 5
C
2 and 4
D
3 and 5
4
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
The distance travelled by a particle starting from rest and moving with an acceleration $${4 \over 3}$$m s$$-$$2, in the third second is
A
$${{10} \over 3}$$ m
B
$${{19} \over 3}$$ m
C
6 m
D
4 m