Question 236:

• JAMB 1982

Two taxis leave benin and agbor some 80km apart at 1200hr as shown above. from the distance time graph shown the distance of their meeting point P, from Benin and the time of their meeting are

A. 27km, 1218hr
B. 29km, 1315hr
C. 40km, 1418hr
D. 53km, 1436hr
E. 60km, 1500hr

Question 237:

• JAMB 1982

The water manometer above is measuring the pressure of gas supply. if the specific gravity of mercury is 13.6 and the atmospheric pressure is 70cm of mercury what is the total pressure of the gas supply in cm of water

A. 67cm
B. 73cm
C. 949cm
D. 952cm
E. 955cm

Question 238:

• JAMB 1982

in the image above, an incident ray XY makes an angle of 15\( ^{\circ} \) with a fixed line AY which is normal to surface of a plane mirror if the mirroe is turned as indicated by the arrow through \( 40^{\circ} \) what angle will the reflected ray make with AY

A. \( 25^{\circ} \)
B. \( 40^{\circ} \)
C. \( 15^{\circ} \)
D. \( 55^{\circ} \)
E. \( 95^{\circ} \)

Question 239:

• JAMB 1982

the arrow represents an object in front of a convex mirror whose focal points are X and Y. The image formed is

A. Between X and P
B. Between P and Y
C. Between Y and Z
D. Outside W
E. Outside Z

Question 240:

• JAMB 1982

what is the resultant capacity of the circuit

A. 1.5µF
B. 18.0µF
C. 6.0µF
D. 6.8µF
E. 8.83µF