JAMB 2023 The terminals of a battery of emf 24.0 V and internal resistance of 1.0 Ω is connected to an externa
JAMB 2023 The surface temperature of a swimming pool on a warm day is 25°C and the temperature at the bottom i
JAMB 2024 The pressure of air in the bulb of a constant volume gas thermometer is 73 cmHg at 0°C, 100.3 cmHg at 100°C and 77.8 cmHg at room temperature. Find…
JAMB 2024 At a certain instant, a piece of radioactive material contains 10¹² atoms. The half-life of the material is 30 days. How long will elapse before 10⁴…
JAMB 2024 A 50 mL pycnometer is found to weigh 120 g when empty, 171 g when filled with water, and 160 g when filled with an unknown liquid. Calculate the…
JAMB 2024 An inductor with an inductance of 2 H and negligible resistance is connected to a 12 V, 50 Hz AC mains supply. Calculate the current flowing through…
JAMB 2024 Which of the following is/are correct about standing wave? i. It results from superimposed waves moving in same direction. ii. It is a sum of two…
JAMB 2024 A load of 4.0 kg is suspended from a ceiling through a steel wire of length 2.0 m and radius 2.0 mm. It is found that the length of the wire… Verified
JAMB 2024 A 0.06 m³ steel gasoline tank is full of gasoline. If the initial temperature of the tank and the gasoline is 15°C, how much gasoline will have… Verified
JAMB 2024 A block of mass 3.5 kg displaces 1000 cm³ of water when fully immersed inside it. Calculate the apparent weight of body in water. [Density of water…
JAMB 2024 A particle travels in a circle of radius 20 cm at a speed that uniformly increases. If the speed changes from 5.0 ms⁻¹ to 6.0 ms⁻¹ in 2.0 s, find the…
JAMB 2024 Radiations of wavelength 5000 Å fall on a metal plane whose work function is 1.9 eV. Calculate the stopping potential. [h = 6.63 × 10⁻³⁴ Js; c = 3 ×… Verified