1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
A transverse wave propagating along x-axis is represented by y(x, t) = 8.0 sin (0.5 $$\pi $$x $$-$$ 4$$\pi $$t $$-$$ $$\pi $$/4) where x is in metres and t is in seconds. The speed of the wave is
A
8 m/s
B
4$$\pi $$ m/s
C
0.5$$\pi $$ m/s
D
$$\pi $$/4 m/s.
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Curie temperature above which
A
paramagnetic material becomes ferromagnetic material
B
ferromagnetic material becomes diamagnetic material
C
ferromagnetic material becomes paramagnetic material
D
paramagnetic material becomes diamagnetic material
3
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Which one of the following represents forward bias diode ?
A
AIPMT 2006 Physics - Semiconductor Electronics Question 39 English Option 1
B
AIPMT 2006 Physics - Semiconductor Electronics Question 39 English Option 2
C
AIPMT 2006 Physics - Semiconductor Electronics Question 39 English Option 3
D
AIPMT 2006 Physics - Semiconductor Electronics Question 39 English Option 4
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
The velocity v of a particle at time t is given by v = at + $${b \over {t + c}}$$, where a, b and c are constants. The dimensions of a, b and c are
A
[L], [LT] and [LT$$-$$2]
B
[LT$$-$$2], [L] and [T]
C
[L2], [T] and [LT$$-$$2]
D
[LT$$-$$2], and [LT] and [L]