Most Repeated Questions in CBSE Class 10 Science: Preparing for the CBSE Class 10 Science Board Exam 2026 requires focused practice and smart revision. One of the most effective ways to score high ...

Abstract: This paper presents dynamic modeling of an innovative contractible ionic polymer-metal composites (IPMC) actuator with a helical configuration. The helical shaped IPMC actuator is fabricated ...

Abstract: The morphologies and velocity of ionic wind induced by direct-current (DC) corona discharge were experimentally measured. DC voltage was applied to short air gaps of high-voltage ...

I’m told that several ministers said the other parties—especially PASOK—must be put before their responsibilities, given the good precedent set during the European elections. Ministers even believe ...

An iron nail is placed in a solution of blue copper(II) sulfate. Over time, a brown solid appears and the solution becomes colourless. This is because copper and a solution of iron(II) sulfate forms.

Egyptian hieroglyphs are among the oldest writing systems in the world, dating back some 5,200 years. Known in ancient Egyptian as the “language of the gods” and said to have been created by the god ...

Neutralisation is an exothermic reaction – one in which heat is given out. The maximum temperature is reached when the acid solution is completely neutralised by the alkali.

Lead and ionic contents were extracted according to the protocol followed by Allen et al. (35) For 2 weeks, samples of roots, leaves, and shoots were dried at 65 °C in an oven. Next, 5 mL of H 2 SO 4 ...