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