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81.
When an object is in equilibrium, what can be said about the net force and net torque acting on it?
Explanation:
82.
What is the term for a process in which heat is added to a system, and the system does work on its surroundings?
Explanation:
83.
What is the specific heat capacity of water in SI units?
Explanation:
84.
What is the SI unit of magnetic field strength?
Explanation:
85.
In an electrical circuit, what is the term for a device that stores electric charge and releases it slowly?
Explanation:
86.
Which type of mirror is commonly used in makeup mirrors to provide a magnified and upright image?
Explanation:
87.
What is the phenomenon where light waves change direction as they encounter a barrier or aperture and form a pattern of bright and dark bands?
Explanation:
88.
Which of the following statements is true regarding a body in translational equilibrium?
Explanation:
89.
Which of the following quantities is a scalar?
Explanation:
90.
What is the term for a thermodynamic process in which heat is neither added to nor removed from the system?