A) 20 ms-2 B) 25 ms-2 C) 5 ms-2 D) 2 ms-2
A) 12.1 ms-1 B) 21.0 ms-1 C) 6.6 ms-1 D) 4.0 ms-1
A) decelerates between F and H B) has no acceleration between point F and G C) Accelerates between points F and G D) has a constant soeed between points E and F
A) a disadvantage because it is in the direction of the motion of the car B) an advantage because it is in the opposite direction of the motion of the car C) a disadvantage because it is in the opposite direction of the motion of the car D) an advantage because it is in the direction of the motion of the car
A) A B) B C) D D) C
A) Law of interaction B) Law of acceleration C) Law of gravity D) Law of inertial
A) The 2nd law of motion B) The 3rd law of motion C) The 4th law of motion D) The 1st law of motion
A) Ball bearing B) Pendulum C) Spring balance D) Projectile
A) Lubricant B) Fan C) Pendulum D) Spring
A) -40m/s B) 20m/s C) 40m/s D) -20m/s
A) -4ms-² B) -7ms-² C) 7ms-² D) 4ms-²
A) Kite B) Projectile C) Trajectory D) Parabola
A) It acts in the direction of the larger vector B) It acts at right angle to either vectors C) It has no direction D) It acts in the direction of the smaller vector
A) Work B) Power C) Time D) Weight
A) Rubber B) Leaf C) Nylon D) Copper
A) Sound energy B) Kinetic energy C) Potential energy D) Chemical energy
A) 2 B) 10 C) 20 D) 12
A) 50 B) 0.02 C) 0.002 D) 25
A) 2N/m² B) 20N/m² C) 40N/m² D) 4N/m²
A) Maximum height B) Maximum load C) Elastic limit D) Maximum range
A) Conductivity B) Resistivity C) Electric field intensity D) Electric potential
A) First B) Fourth C) Third D) Second
A) c B) a C) b D) d
A) Rheostat B) Jockey C) Variable resistor D) Galvanometer
A) Potentiometer B) Wheatstone bridge C) Multiplier D) Shunt
A) Galvanometer B) Cell C) Electrolyte D) Electrode
A) Electromotive force B) Charge C) Resistance D) Voltage
A) Anode B) Anion C) Cathode D) Cation
A) qq/ 4π£oR² B) Q/ 4π£oR C) Qq/ 4π£oR² D) Q/ 4π£oR²
A) 9×10⁹ u/F B) 1.6×10-⁹ C C) 8.85×10-¹² u/F D) 3×10⁸ m/s
A) Reserve cell B) Primary cell C) Fuel cell D) Secondary cell
A) Third B) First C) Forth D) Second
A) Third B) First C) Second D) Forth
A) Mechanical advantage of the machine B) Velocity ratio of the machine C) Work done on the machine D) Work done by the machine
A) Velocity ratio B) None C) Type of machine D) Mechanical advantage
A) The current flowing through a conductor between two points is directly proportional to the voltage across the two points, provided the temperature remains constant. B) The induced current flows in such a way as to oppose the motion producing it C) The extension of a material is directly proportional to the load or force applied if the elastic limit is not exceeded D) The diffusion of a gas is inversely proportional to the square root of its vapour density at constant temperature
A) Sugar B) Salt C) Glass D) None
A) Viscosity B) Fricton C) Cohesion D) Adhesion
A) EMF B) Resistance C) Current D) Voltage
A) Formation of a compound by the liberated substances B) Dissociation of the electrolyte into constituent ions C) Deposition of substances at the electrodes D) Movement of ions the their respective electrodes |