The Rajasthan Board of Secondary Education (RBSE) has announced the examination schedule for Classes 9, 10, 11 and 12 for the 2025–26 academic session. Students preparing for the annual and board examinations are advised to take note of the dates and plan their studies accordingly
Is leaving your laptop plugged in all the time safe? Here’s what experts say
Many laptop users keep their devices plugged in all day, whether for work, online classes, or streaming content. For some, the charger rarely comes out of the port. But does this habit affect battery life? Experts say the answer depends on how you charge and where you place your laptop.
Modern laptops include systems that stop charging once the battery reaches full capacity, which prevents overcharging. This means leaving your laptop plugged in does not immediately harm the battery. However, long-term effects can still occur. Lithium-ion batteries, the standard in laptops, naturally degrade over time, and staying at full charge for extended hours can slightly accelerate this process. A study in Physical Chemistry Chemical Physics found that lithium-ion batteries age faster under high charge and heat, which stresses the cells chemically.
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Heat plays a key role in battery health. If a laptop sits on soft surfaces like beds, blankets, or laps, it traps heat, which speeds up battery ageing. Heavy tasks such as video editing, gaming, or rendering also raise internal temperatures. Keeping a warm laptop plugged in exposes the battery to both high charge and heat, compounding wear. Good ventilation and firm, flat surfaces can reduce this risk significantly.
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Experts recommend keeping battery levels between roughly 40 and 80 percent for a longer lifespan. Many laptop brands offer “battery care” or “conservation” modes to limit maximum charging and protect the battery. While occasional unplugging can help with calibration, it is not essential for users who mostly work plugged in.
There are situations where constant charging is safe. Desk-based work, video calls, software development, and design tasks benefit from plugged-in convenience. As long as the laptop remains cool and vents are clear, keeping it connected is normal.
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In short, modern laptops manage continuous charging well, but heat and fully charged batteries influence ageing over time. Following simple precautions, such as maintaining ventilation and using conservation settings, allows users to stay plugged in without significantly affecting long-term battery health.
Source: HindustanTimes
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The Rajasthan Board of Secondary Education (RBSE) has announced the examination schedule for Classes 9, 10, 11 and 12 for the 2025–26 academic session. Students preparing for the annual and board examinations are advised to take note of the dates and plan their studies accordingly
3 months ago
