cameroon gce advanced level June 2022 physics 1
cameroon gce advanced level June 2022 physics 1
SECTIONI(Thirty five questions)
Question: 1- 35
Which of the following is a pair of scalar
quantities?
A Electric field strength and pressure.
B Torque and time.
C Pressure and energy.
D Volume and weight.
1.
R /ft* Figure I
12
10
8 6
2. The accuracy of a potentiometer depends on the
A thickness of the wire.
B accuracy of the galvanometer.
C uniformity of the wire.
D sensitivity of the galvanometer.
7
2 >
0 100 200 300 400 0/°C
The temperature coefficient of resistance of the wire
3. Two balls M and N arc projected horizontally
off the edge of a table. The velocity with which
M is projected is twice that ofN. Which of the
following is true about M and N?
is;
A 2 xl0‘2 K’1
B 8 xlO’2 K’1
C 5 x 10’3 K
D 20 K
-1
– I
A M and N touch the ground at the same
time.
B M touches the ground first.
C N travels further from the base of the
table than M.
D N touches the ground first.
7. Two identical spheres each of mass m,
travelling with speed v towards each other
collide head-on. If the collision is elastic then
. which of the following is correct?
A The total K.E after impact is mv2.
B Total K.E before impact is zero.
C Spheres stick together after collision.
D The total momentum before impact is
2mv.
4. An insulated metal bar whose ends arc
maintained at different temperatures transmits
thermal energy along its length from one end to
the other. Which of the following is true at
steady state?
A The temperature of all points along the bar
remains constant and equal.
B The rate of heat flow along the metal bar
is constant.
C The bar is in thermal equilibrium.
D Ileal is transmitted from the hot end to the
cold end only by atoms vibrating about
their mean positions.
8. Which of the following is NOT conserved in
nuclear processes?
A Charge.
B Mass.
C Neutron number.
D Nucleon number.
9. A uniform sphere of mass 5.0 kg is kept in
position as shown in figure 2 by two strings P
and Q.
5. A gun which is buried in the ground fires a
bullet vertically into the air.If the bullet
emerged from the ground with a velocity of 400
m s “l, for how long was the bullet in air?
A 81.6 s
B 40.8 s
C 20.3 s
D 92.2 s
If the system is in equilibrium, the tension in Q
is;
A 98.1 N
B 85.0 N
C 28.3 N ,
D 56.6 N
